Top 29 U-Bolts on Amazon (Verified You can Buy)
Top 1
Best Bolts
SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 2 inch Wide,304 Stainless Steel Square u-Bolts,with Nuts,Bolt Plate and washers(4, M8 x 50mm x 100mm)
SRZTXU
4.0 x 2.5 x 0.7 inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the square U bolts measures about M8 in diameter, about 52mm/2 inch in I.D width and about 100mm/3.9 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 4 pcs of U bolts 2 inch wide, plus 4 pcs of frame plates，8 pcs of washer and 8 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
Top 2
SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 1 inch Wide,304 Stainless Steel Square u-Bolts,with Nuts,Bolt Plate and washers (4, M8 x 25mm x 70mm)
SRZTXU
4.0 x 2.5 x 0.7 Inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the square U bolts measures about M8 in diameter, about 25mm/1 inch in I.D width and about 70mm/2.7 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 4 pcs of U bolts 1 inch wide, plus 4 pcs of frame plates，8 pcs of flat washer，8 pcs of lock washer and 8 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
Top 3
Best Bolts
SRZTXU 2 Sets M10 Square U-Bolts,u-Bolts 4 inch Wide,304 Stainless Steel Square u-Bolts,with Nuts,Bolt Plate and washers (2, M10 x 102mm x 200mm)
SRZTXU
4.0 x 2.5 x 0.7 Inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the square U bolts measures about M10 in diameter, about 102mm/4 inch in I.D width and about 200mm/7.8 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 2 pcs of U bolts 4 inch wide, plus 2 pcs of frame plates，4 pcs of flat washer，4 pcs of lock washer and 4 pcs of nuts，1 Pcs wrench，a complete set can meet your use and replacement
Top 4
YIDU69Q 10 Pcs 1-1/2" Inch Wide Square U-Bolt, 3/8" x 1-1/2" x 4-3/8"
YIDU69Q
4.7244 x 2.7559 x 0.7874 inches
Ratings for YIDU69Q (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Yilihandu | - | ❌ | ❌ | ❌ |
Features
U bolt inner dimensions : 1-1/2"W x 4-3/8'' L, adjustable clamping heigh: 2″ - 3-1/2″ Please confirm the required dimensions before placing your order to avoid project delays caused by specification mismatches
Frame plate thickness: 5/32", Thread diameter: 3/8"-16 , Thread Length: 2-3/8"
Top 5
uxcell Round U-Bolts 4 Sets 1.57"(40mm) Inner Width 90mm Length Steel M6 with Nut, Plate, Washer
uxcell
a21012900ux0096
1.65 x 1.65 x 0.2 Inches
Ratings for uxcell (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| uxcell | 31 | ❌ | ❌ | ❌ |
Features
Thread Dia.: M6; Fit Rod Size: 40mm / 1.57"; Rod Diameter: 5.2mm / 0.2"; Total Length: 90mm / 3.54"
Hex Nut Size: 10 x 5mm / 0.39" x 0.2"(Hex Width*H); Frame Plate Size: 70 x 20 x 2mm / 2.78" x 0.79" x 0.08"(L*W*T)
Top 6
Moicstiy 4 Sets M6 U Bolts 1 Inch Wide, Round U-Bolts with Frame Plates, Nuts, and Washer, Zinc Plated Steel U Clamp for Trailers, Boats (25 mm x 70 mm
Moicstiy
0.3748 pounds
Ratings for Moicstiy (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Xxun Rei | - | ❌ | ❌ | ❌ |
Features
Package contents: The package includes 4 sets M6 round U-bolts (including round bolts, nuts, washers and frame plates), the total length of u-bolts is 25 mm(1 inch), the inner width is 70 mm(2-3/4 inch).
Material: This round bend U clamp is made of steel and galvanized surface, not easy to deformation, corrosion resistance and rust resistance, can be used outdoors for a long time.
Top 7
SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 1.5 inch Wide,304 Stainless Steel Square u-Bolts,with Nuts,Bolt Plate and washers (4, M8 x 40mm x 100mm)
SRZTXU
4.0 x 2.5 x 0.7 inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the square U bolts measures about M8 in diameter, about 40mm/1.5 inch in I.D width and about 100mm/3.9 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 4 pcs of U bolts 1.5 inch wide, plus 4 pcs of frame plates，8 pcs of flat washer，8 pcs of lock washer and 8 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
Top 8
SRZTXU 2 Sets M10 U-Bolts,u-Bolts 3" (78mm) Wide,304 Stainless Steel u-Bolts,with Nuts,Bolt Plate and washers (2, M10 x 78mm x 153mm)
SRZTXU
4.0 x 2.5 x 0.7 inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the U bolts measures about M10 in diameter, about 78mm/3 inch in I.D width and about 153mm/6 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 2 pcs of U bolts 78mm wide, plus 2 pcs of frame plates，4 pcs of flat washer，4 pcs of lock washer and 4 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
Top 9
Anina 4PCS Square U Bolts with Frame Plates and Nuts 3/8'' X 3'' X 7'' Stainless Steel U Clamp Bolts for Automobiles Trailer, Ski Boat, Tube, Sailboat Trailer
Anina
AN-WJ2508
3.74 x 3.0 x 7.0 inches
Ratings for Anina (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ANTEENUS | - | ❌ | ❌ | ❌ |
Features
Feature: The square U bolts threads are 3/8 " in diameter, 3" in width, and 7 "in length, suitable for 3 x 3" square objects, and can be used to secure pipes, plates, and planks; Please check the dimensions before ordering
Premium Quality: Made of stainless steel, these U-bolts have excellent load-bearing, strong and durable, reliable and durable, rust resistant and corrosion resistant, also suitable for rainy and humid environment
Top 10
4Pack Square U-Bolts 1-1/4"(30mm) Inner Width, 304 Stainless Steel U Bolts M8 with Washers & Nuts for Replacement Parts and Accessories for Ski, Fishing Boat or Sail Trailer
ZIQI
ZQUS-UBolts-4PCS-Silver-211124
Ratings for ZIQI (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZUQIAN | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE: Thread Dia. : M8; Fit Square Rod Size: 30mm / 1.2"; Rod Diameter: 5mm / 0.2"; Total Length: 50mm / 2"；Hex Nut: 10 x 5mm / 0.39" x 0.2"(Hex Width*H); Frame Plate: 60 x 21 x 2mm / 2.36" x 0.8" x 0.08"(L*W*T); Washer ID: 9mm / 0.35"
Square U-Bolts Material: Made of 304 stainless steel, strong and durable, have great performance in rust resistance, moisture resistance, and corrosion resistance.
Top 11
ZYUAROM 4 Sets M12 Square U Bolts 3 Inch Wide, 1/2" x 3-1/16" W x 4-1/2"L 304 Stainless Steel U Bolt Heavy Duty for Boat Trailer with Nuts, Bolt Plate and Washers (4, M12 x 3-1/16"W x 4-1/2"L)
ZYUAROM
4.0 x 2.5 x 0.7 Inches
Ratings for ZYUAROM (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZYUAROM | - | ❌ | ❌ | ❌ |
Features
Size：M12 Square U-Bolt with inner dimensions of 3-1/16" W x 4-1/2"L and thread length of 2-1/2". Please confirm the required size before ordering to avoid delays due to mismatched specifications.
What's Included：4 x U Bolts 3 Inch Wide, 4 x frame plates, 8 x flat washers, 8 x lock washer and 8 x nuts, 1 x wrench. All accessories are complete, no extra purchases needed, and ready for installation right out of the box.
Top 12
SRZTXU 4 Sets M8 U-Bolts,u-Bolts 1.5" (40mm) Wide,304 Stainless Steel u-Bolts,with Nuts,Bolt Plate and washers (4, M8 x 40mm x 90mm)
SRZTXU
4.0 x 2.5 x 0.7 inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the U bolts measures about M8 in diameter, about 40mm/1.5 inch in I.D width and about 90mm/3.5 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 4 pcs of U bolts 40mm wide, plus 4 pcs of frame plates，8 pcs of flat washer，8 pcs of lock washer and 8 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
Top 13
Prime-Line 9072102 U-Bolts, Round Bend Long Tangent, 5/16 in.-18 X 2-1/2 in. X 5-3/16 in. for 2 in. Pipe, Zinc Plated Steel (10 Pack)
PRIME-LINE
9072102
4.0 x 4.0 x 4.0 Inches
Ratings for PRIME-LINE (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Diameter-Thread Size: 5/16 inch-18
Inside Width/Compatible Pipe Diameter: 2 inch
Top 14
2 Sets M8 U-Bolt, 2" Wide U Bolt with Washers and Nuts, Heavy Duty Galvanized Carbon Steel Round U Bolts for Trailers, Boats, Replacement Parts and Accessories for Ski Boat, Fishing Boat
Sunliech
M8
2.4 x 0.67 x 3.54 inches
Ratings for Sunliech (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Yunqian Store | - | ❌ | ❌ | ❌ |
Features
【2 sets of U-Bolts】The U Bolts measures about M8 in diameter, 1.97 inches wide and 3.94inches long. Please determine the size before ordering to save your time.
【Package Contents】The package contains 2 sets of 2-inch wide M8 round U-bolts, plus 2 frame plates and 4 nuts, a complete set to meet your use and replacement
Top 15
ZYUAROM 2 Pcs M10 Square U Bolts 1-1/2 Inch Wide, 3/8" x 1-1/2"W x 3-3/8"L Stainless U Bolt Heavy Duty with Nuts, Bolt Plate and Washers (2, M10 x 1-1/2"W x 3-3/8"L)
ZYUAROM
4.0 x 2.5 x 0.7 inches
Ratings for ZYUAROM (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZYUAROM | - | ❌ | ❌ | ❌ |
Features
Size：M10 Square U-Bolt with inner dimensions of 1-1/2"W x 3-3/8"L and thread length of 2-1/2". Please confirm the required size before ordering to avoid delays due to mismatched specifications
What's Included：2 x U Bolts 1-1/2 Inch Wide, 2 x frame plates, 4 x flat washers, 4 x lock washer and 4 x nuts, 1 x wrench. All accessories are complete, no extra purchases needed, and ready for installation right out of the box
Top 16
ZORUNNA Square Galvanized U Bolts 2 inch Wide, 5/16" D x 2" W x 4" L Heavy Duty U-Bolts for Boat Trailer Tube, Rectangular Wood and Metal Objects (6 PCS)
ZORUNNA
151-Z
2.0 x 4.0 x 516.0 inches
Ratings for ZORUNNA (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZORUNNA DIRECT | - | ❌ | ❌ | ❌ |
Features
Rust and Corrosion Resistant Finish - Made from steel with a galvanized surface coating to resist rust, corrosion, and abrasion. Nuts and washers are also crafted from durable materials. Ideal for trailers, solar frames, environments
Strong Load Support - Features 8mm or 12mm thick threads and rigid U-shape design. Maintains grip under tension and doesn’t deform under pressure during transport or outdoor use
Top 17
ZYUAROM 2 Pcs M10 Square U Bolts 4 Inch Wide, 3/8" x 4"W x 5" L Stainless U Bolt Heavy Duty with Nuts, Bolt Plate and Washers (2, M10 x 4" W x 5" L)
ZYUAROM
4.0 x 2.5 x 0.7 inches
Ratings for ZYUAROM (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZYUAROM | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Size：M10 Square U-Bolt with inner dimensions of 4"W x 5"L and thread length of 3". Please confirm the required size before ordering to avoid delays due to mismatched specifications
What's Included：2 x U Bolts 4 Inch Wide, 2 x frame plates, 4 x flat washers, 4 x lock washer and 4 x nuts, 1 x wrench. All accessories are complete, no extra purchases needed, and ready for installation right out of the box
Top 18
SVLING 6 Sets Round U Bolts, u-Bolts 1-1/4 Inch Wide, 304 Stainless Steel U Bolt,with Nuts,Bolt Plate and Washers for Boat Trailer Tube(1/4" D x 1-1/4"W x 2-1/4"L)
SVLING
SVG03003
Ratings for SVLING (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Svling Fastener | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE: the U bolts measures about 1/4" in diameter, with inner dimensions of 1-1/4"W x 2-1/4"L and thread length of 1-1/4". Please confirm the required size before ordering to avoid delays due to mismatched specifications
You Will Get: 6PCS U bolts 1-1/4 inch wide, 6PCS frame plates, 12PCS flat washer, 12PCS nuts
Top 19
AOKLIT 6 Pcs Square U Bolts 3 Inch Wide Zinc Plated, U Bolt Carbon Steel for Household, Boat Trailer Tube, Industrial Supplies(3/8'' x 3'' x 7'')
AOKLIT
A-134
2.0 x 2.0 x 2.0 inches
0.5 pounds
Ratings for AOKLIT (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| AOKL Direct | - | ❌ | ❌ | ❌ |
Features
Complete Hardware Included - Each u bolt set comes with matching metal straps and nuts, including 6 pcs of square u bolt，6 pcs of frame plates and 12 pcs of nut, saving you time and ensuring that you have all the parts needed for installation
Rust-Resistant Coating for Enhanced Durability - Featuring a zinc-plated surface, these U-bolts resist rust and corrosion, extending their service life. Ideal for fastening pipes, wood, trailers and more
Top 20
SVLING 4 Sets Round U Bolts, u-Bolts 2 Inch Wide, 304 Stainless Steel U Bolt,with Nuts,Bolt Plate and Washers for Boat Trailer Tube(5/16" D x 2" W x 2-11/16"L)
SVLING
SVG03009
Ratings for SVLING (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Svling Fastener | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE: the U bolts measures about 5/16" in diameter, with inner dimensions of 2"W x 2-11/16"L and thread length of 1". Please confirm the required size before ordering to avoid delays due to mismatched specifications
You Will Get: 4PCS U bolts 2 inch wide, 4PCS frame plates, 8PCS flat washer, 8PCS nuts
Top 21
Therwen 16 Sets Round U Bolts Zinc Plated Steel Round Bend U Clamp with Nut Plate Washer (M6 x 40 mm X 90 mm)
Therwen
Ratings for Therwen (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Gaifan | - | ❌ | ❌ | ❌ |
Features
Complete Package: this product includes 16 pieces of U bolts, 16 pieces of plates, 32 pieces of nuts, and 32 pieces of washers; You have everything you need to start fastening and securing immediately
Ideal Size: these M6 pipe clamps measure about 1.57 inches/ 40 mm in inner width, about 3.54 inches/ 90 mm in length, and about 0.2 inches/ 5.2 mm in diameter, you can apply these bolts to your projects conveniently
Top 22
ZORUNNA Square U Bolts 4 inch Wide, 3/8" D x 4" W x 5" L Galvanized U-Bolts for Boat Trailer Tube, Rectangular Wood and Metal Objects (6 PCS)
ZORUNNA
152-Z
0.375 x 4.0 x 5.0 Inches
1.1023 pounds
Ratings for ZORUNNA (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZORUNNA DIRECT | - | ❌ | ❌ | ❌ |
Features
Rust and Corrosion Resistant Finish - Made from steel with a galvanized surface coating to resist rust, corrosion, and abrasion. Nuts and washers are also crafted from durable materials. Ideal for trailers, solar frames, environments
Strong Load Support - Features 8mm or 12mm thick threads and rigid U-shape design. Maintains grip under tension and doesn’t deform under pressure during transport or outdoor use
Top 23
SVLING 4 Sets Round U Bolts, u-Bolts 2-1/2 Inch Wide, 304 Stainless Steel U Bolt,with Nuts,Bolt Plate and Washers for Boat Trailer Tube(5/16" D x 2-1/2"W x 3-3/16"L)
SVLING
SVG03010
Ratings for SVLING (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Svling Fastener | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE: the U bolts measures about 5/16" in diameter, with inner dimensions of 2-1/2"W x 3-3/16"L and thread length of 1". Please confirm the required size before ordering to avoid delays due to mismatched specifications
You Will Get: 4PCS U bolts 2-1/2 inch wide, 4PCS frame plates, 8PCS flat washer, 8PCS nuts
Top 24
A.A Square U Bolt with Hardware for Boat Trailer, Galvanized Steel, 1/2" Diameter x 3-1/16" x 4-5/16" for 3x3 Beam (4 Pack)
A.A
8.0 x 4.0 x 2.0 inches
Ratings for A.A (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Quality Parts Now | 4,677 | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
4 pack of Square U-Bolt: 1/2 x 3-1/16 x 4-5/16 inch and hardware for 3x3 cross member
U-Bolts made from heavy-duty, durable galvanized steel
Top 25
National Hardware N347-815 2190BC U Bolt Zinc Plated Steel Wire Construction 1/2 in x 3-1/2 in x 6 in with Plate and Nuts for Pipe Wood Fastening Interior Exterior
National Hardware
N347-815
5.4 x 0.2 x 0.6 inches
0.55 pounds
Ratings for National Hardware (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
CONSTRUCTION: Heavy-duty steel wire u bolt with zinc plated finish provides superior corrosion resistance for both interior and exterior fastening applications, ensuring long-lasting durability and reliable performance.
DIMENSIONS: Precisely engineered 1/2 in x 3-1/2 in x 6 in u-bolt design delivers optimal threading length and width for secure attachment to pipes, wood posts, and various structural materials with professional-grade strength.
Top 26
SRZTXU 4 Sets M8 U-Bolts,u-Bolts 2" (50mm) Wide,304 Stainless Steel u-Bolts,with Nuts,Bolt Plate and washers (4, M8 x 50mm x 100mm)
SRZTXU
4.0 x 2.5 x 0.7 Inches
Ratings for SRZTXU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SRZTXU | - | ❌ | ❌ | ❌ |
Features
U-Bolts SIZE：the U bolts measures about M8 in diameter, about 51mm/2 inch in I.D width and about 100mm/3.9 inch in O.D length, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
What's included : you will get 4 pcs of U bolts 51mm wide, plus 4 pcs of frame plates，8 pcs of flat washer，8 pcs of lock washer and 8 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
Top 27
BokWin 4 Pcs Round U Bolts M6 Bend U Bolts in Zinc Plated Steel U Clamp with Nut, Plate, Washer(16mm Inner Width 46mm Length)
BokWin
Ratings for BokWin (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Bokwin | - | ❌ | ❌ | ❌ |
Features
Material: This u bolt is made of high quality galvanized material, which is not easy to rust, and the surface is processed, smooth and burr-free. Good strength and durable.
U-Shaped Design: this Steel construct u bolt adopts U-shape design, and the thread is clear and the screw mouth is even, which can effectively tighten the bolt, and the item is not easy to be loose and fall off.
Top 28
Anina 4PCS Square U Bolts with Frame Plates and Nuts Stainless Steel U Clamp Bolts for Wood, Sailboat Trailers, Tube, Industrial Supplies 3/8'' x 4'' x 7'' Thread
Anina
AN-WJ2768
7.36 x 3.74 x 4.0 inches
Ratings for Anina (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ANTEENUS | - | ❌ | ❌ | ❌ |
Features
Feature: The square U bolts threads are 3/8 " in diameter, 4" in width, and 7 "in length, suitable for 3 x 3" square objects, perfect for 4-inch RV bumpers and other suitable sized Beams, Axles and more; Please check the dimensions before purchasing
All-metal Construction: Made of stainless steel, these U-bolts have excellent rust and corrosion resistance and are firmly fixed without worrying about rusting and peeling from water, suitable for outdoor activities and all kinds of severe weather
Top 29
National Hardware N222-406 2192 Square U Bolts (Zinc plated), #677-3/8"x4"x7"
National Hardware
N222-406
13.8 x 9.5 x 2.0 inches
0.49 pounds
Ratings for National Hardware (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
National Hardware 3/8"x4"x7" Square U Bolt is designed for securing various products to rectangular wood and metal objects.
Manufactured from stainless steel for durability.
Top 10 U-Bolts - Verified to Buy (September 2026)
- 1. SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 2 inch Wide,304 Stainless...
- 2. SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 1 inch Wide,304 Stainless...
- 3. SRZTXU 2 Sets M10 Square U-Bolts,u-Bolts 4 inch Wide,304 Stainless...
- 4. YIDU69Q 10 Pcs 1-1/2" Inch Wide Square U-Bolt, 3/8" x...
- 5. uxcell Round U-Bolts 4 Sets 1.57"(40mm) Inner Width 90mm Length...
- 6. Moicstiy 4 Sets M6 U Bolts 1 Inch Wide, Round...
- 7. SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 1.5 inch Wide,304 Stainless...
- 8. SRZTXU 2 Sets M10 U-Bolts,u-Bolts 3" (78mm) Wide,304 Stainless Steel...
- 9. Anina 4PCS Square U Bolts with Frame Plates and Nuts...
- 10. 4Pack Square U-Bolts 1-1/4"(30mm) Inner Width, 304 Stainless Steel U...
Top 10 U-Bolts Brands on Amazon
Here is the list of top-rated brands that were evaluated by CherryPicks.
- SRZTXU
- YIDU69Q
- uxcell
- Moicstiy
- Anina
- ZIQI
- ZYUAROM
- PRIME-LINE
- Sunliech
- ZORUNNA
Top 8 U-Bolts Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. uxcell : 561,393 Yearly Feedback , Avg. Ratings 4.8
- 2. Quality Parts Now : 13,980 Yearly Feedback , Avg. Ratings 4.9
- 3. Gaifan : 2,269 Yearly Feedback , Avg. Ratings 4.9
- 4. Bokwin : 1,485 Yearly Feedback , Avg. Ratings 4.9
- 5. ZUQIAN : 659 Yearly Feedback , Avg. Ratings 4.9
- 6. Amazon.com : 386 Yearly Feedback , Avg. Ratings 4.7
- 7. AOKL Direct : 355 Yearly Feedback , Avg. Ratings 4.9
- 8. Yilihandu : 309 Yearly Feedback , Avg. Ratings 4.9
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | uxcell | 561,393 | 4.8 |
| 🥈 | Quality Parts Now | 13,980 | 4.9 |
| 🥉 | Gaifan | 2,269 | 4.9 |
| 4 | Bokwin | 1,485 | 4.9 |
| 5 | ZUQIAN | 659 | 4.9 |
| 6 | Amazon.com | 386 | 4.7 |
| 7 | AOKL Direct | 355 | 4.9 |
| 8 | Yilihandu | 309 | 4.9 |
[Get] U-Bolts Deals (✅Exclusively for Prime)
What does "Amazon Fulfilled" Mean?
Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.
When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.
What does "Prime" Mean?
"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.
Prime members also have access to other benefits, including 2-Day Shipping, Exclusive Member Deals, Prime Video, Buy With Prime, Amazon Music, Prime Gaming, and more.
What does "Free Shipping" Mean?
"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.
Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.
Why Should You Trust Us?
Now hundreds and thousands of Fasteners supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best U-Bolts to buy for new September 2026?
CherryPicks’s Methodology for Evaluating U-Bolts
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Fasteners items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
We collected and analyzed 306 of U-Bolts reviews based on our selection criteria. It helped us shortlist the top qualified and rated U-Bolts for Fasteners, We found that most customers choose U-Bolts with an average price of $15.24, and the top brands are PRIME-LINE, uxcell, National Hardware, Therwen, BokWin And YIDU69Q.
Then our expert-level editors reviewed all those quality items and selected the top 29 U-Bolts for you, We have researched hundreds of sellers and picked the top sellers for Fasteners, including Amazon Resale, uxcell, Quality Parts Now, Gaifan, Bokwin, ZUQIAN, Amazon.com, AOKL Direct And Yilihandu. The SRZTXU 4 Sets M8 Square U-Bolts,u-Bolts 2 inch ... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 479 consumers with an average rating of 4.6.
We've helped a lot of satisfied users get the right Industrial & Scientific product based on their needs, and save lots of time for them to pick U-Bolts to buy.
Ronald M. Bieber has rich experience as a science lab instructor in a college and this has provided him with the right requisite knowledge and experience to be a professional in the act of spotting the right and wrong product. He would be helping us make the right choice in this regard.