Best Lab Support Rings (Sep. 2026) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

Eisco Labs 6" Diameter Cast Iron Closed Ring Clamp with Boss Head

9.8
CPR Score
Top 2

United Scientific SRCI05 Cast Iron Support Ring, 5" Diameter (Pack of 5)

9.7
CPR Score
Top 3

M METERXITY Laboratory Retort Support Ring Clamp 50mm OD Stainless Steel Clos...

9.5
CPR Score
Tips

We researched and analyzed dozens of Lab Support Rings reviews from different Lab & Scientific Products brands, including uxcell, QWORK, EISCO, stonylab, United Scientific, JCBIZ, Labasics, Fafeicy And VILLFUL. We've selected 28 best Lab Support Rings in the following ranking by considering price, product features, easy to use and so on.

* CherryPicks.Reviews is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Lab Support Rings Rated by CherryPicks

Market Overview
Lab Support Rings Reviewed
  • Reviews Analyzed: 699 Items
  • CPR Avg. Rating: 8.5 / 10
28 Products Evaluated
  • Highest Price: $40.99
  • Lowest Price: $4.59
  • Avg. Price: $15.36
Price Disclaimer

Top 28 Lab Support Rings on Amazon (Verified You can Buy)

Top 1

Eisco Labs 6" Diameter Cast Iron Closed Ring Clamp with Boss Head

EISCO
CH0674E
10.0 x 9.0 x 1.0 inches
0.65 Pounds

Ratings for EISCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
The Lab Stockroom 3,738

Features

6" Out side diameter cast Iron 5/16" diameter Ring with Boss Head clamp
Boss head fitted with thumb-screw to accept rods from 5/16" to 5/8" dia
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Top 2

United Scientific SRCI05 Cast Iron Support Ring, 5" Diameter (Pack of 5)

United Scientific
SRCI05

Ratings for United Scientific (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
WorldWide Life Sciences -

Features

Product Type :Lab Supply
Package Dimensions :15.24 Cm L X13.208 Cm W X1.777 Cm H
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Top 3

M METERXITY Laboratory Retort Support Ring Clamp 50mm OD Stainless Steel Closed Extension Ring Flask Clamp Burette Stand for Chemistry/Physics Lab Equipment Support Retort Ring

M METERXITY

Ratings for M METERXITY (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
M METERXITY -

Features

[Multipurpose Use] -Holds flasks, beakers, and retort stands during experiments, distillation setups, or classroom demo. Perfect for chemistry/physics labs, research facilities.
[Durable Lab Support Ring] - Made of quality stainless steel, corrosion-resistant, heat-tolerant, and built for daily lab use. No rust, deformation, or wear—ensures long-lasting durability
Show More
Top 4

M METERXITY 2-Pack Laboratory Retort Support Ring Clamp 75mm 90mm OD Stainless Steel Closed Extension Ring Flask Clamp Burette Stand for Chemistry/Physics Lab Equipment Support Retort Ring

M METERXITY

Ratings for M METERXITY (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
M METERXITY -

Features

[Multipurpose Use] -Holds flasks, beakers, and retort stands during experiments, distillation setups, or classroom demo. Perfect for chemistry/physics labs, research facilities.
[Durable Lab Support Ring] - Made of quality stainless steel, corrosion-resistant, heat-tolerant, and built for daily lab use. No rust, deformation, or wear—ensures long-lasting durability
Show More
Top 5

QWORK Heavy Duty Laboratory Stands Support Set, 24" Metal Support Bracket Ring Stand, Cast Iron Base (8.6" x 5.5" 3.3lbs), Rod (24" L), 2 Retort Rings (Dia. 2.4"/3.5") and 1 Flask Clamp

QWORK
WD3092

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,988

Features

Stable Stand: The lab stand features a padded cast iron base that offers protection from scratches and a secure grip during experiments, provides a stable and safe support to your lab work.
Laboratory Grade: Laboratory stand and clamp is a generally used lab instrument used for physics and chemistry experiment. The iron stand for fixing and supporting a variety of instruments, commonly used in filtration, heating experiment.
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Top 6

United Scientific SRCI04 Cast Iron Support Ring, 4" Diameter, 1 Each

United Scientific
SRCI04

Ratings for United Scientific (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Cast iron support ring used with laboratory stands
4" diameter ring
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Top 7

Labasics Support Retort Ring, Chrome-Plated Lab Support Ring Closed Extension Ring for Laboratory Experiment, Sturdy Corrosion Resistant, O.D. 60 mm I.D. 45 mm

Labasics
LB000500
3.937 x 5.1181 x 1.1811 inches
0.022 pounds

Ratings for Labasics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Mainly used for securing separatory funnels for filtration experiments, but can also be used to secure other glassware
Outer diameter: 60 mm, Inner diameter: 45 mm
Show More
Top 8

JCBIZ Lab Stand Support Retort Ring Set 60mm 80mm 100mm, Lab Metalware Equipment

JCBIZ
LSSRRING-3IN1

Ratings for JCBIZ (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JCBIZ -

Features

Material: Iron and plastic
Surface treatment: baking finish
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Top 9

uxcell Lab Flask Support Cork Stand 80mm Diameter Round Bottom Holder for 50ml-250ml Flasks 4Pcs

uxcell

Ratings for uxcell (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
uxcell 31

Features

Use for Flasks: 50ml-250ml; Inner Diameter: 35mm / 1.38 inch; Dimension: 80 x 30mm / 3.15 x 1.18 inch (D*H)
Providing excellent support to 50ml-250ml round bottom flasks, convenient and practical.
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Top 10

VILLFUL Iron Retort Support Rings 2 Pcs 3.00 Inch Lab Beaker Clamps for Laboratory Chemical Experiments School Research Frame Table Accessories

VILLFUL
TZLNS152126O51NNF0WH
6.29 x 3.34 x 0.86 Inches
0.35 pounds

Ratings for VILLFUL (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Knoll Seal -

Features

Stable Laboratory Support: Support Retort Rings provide reliable and secure support for glassware such as beakers and flasks during chemical experiments, enhancing safety and precision in labs, schools, and research facilities
Robust Iron Construction: Made from premium iron material, these lab support rings resist deformation and withstand frequent use, ensuring consistent performance in various laboratory and industrial environments
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Top 11

M METERXITY 2-Pack Laboratory Retort Support Ring Clamp 90mm OD Stainless Steel Closed Extension Ring Flask Clamp Burette Stand for Chemistry/Physics Lab Equipment Support Retort Ring

M METERXITY

Ratings for M METERXITY (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
M METERXITY -

Features

[Multipurpose Use] -Holds flasks, beakers, and retort stands during experiments, distillation setups, or classroom demo. Perfect for chemistry/physics labs, research facilities.
[Durable Lab Support Ring] - Made of quality stainless steel, corrosion-resistant, heat-tolerant, and built for daily lab use. No rust, deformation, or wear—ensures long-lasting durability
Show More
Top 12

Laboratory Retort Support Ring Clamp for Flask and Beaker - XMWangzi, for use with Laboratory Retort Support Burette Stand, Used in Chemistry or Physics Lab

XMWangzi
0.3 pounds

Ratings for XMWangzi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
XMWangzi - US -

Features

★PACKAGE CONTAINS★ 2Pcs Lab Support Stand Rings, There are two dimmentions as below: the inner diameters are 52mm/2.0 in. and 73mm/2.9 in.
★EASY TO OPERATE★ The Stand Rings are closed and steady, the height of the Stand Rings clamped on the stand is adjustable through screw nut to meet the actual experience needs.
Show More
Top 13

Laboratory Retort Support Ring Clamp for Flask and Beaker - XMWangzi, for use with Laboratory Retort Support Burette Stand, Used in Chemistry or Physics Lab

XMWangzi
5.5 x 2.4 x 1.0 inches
0.3 pounds

Ratings for XMWangzi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
XMWangzi - US -

Features

★PACKAGE CONTAINS★ 2Pcs Lab Support Stand Rings, There is one dimmention as below: the inner diameter is 52mm/2.0 in.
★EASY TO OPERATE★ The Stand Rings are closed and steady, the height of the Stand Rings clamped on the stand is adjustable through screw nut to meet the actual experience needs.
Show More
Top 14

StonyLab Support Retort Ring Set, 3 Pieces Iron Lab Support Ring with Boss Head in Diameter 60mm 80mm 100mm for Laboratory Experiment, Sturdy Corrosion Resistant

stonylab
SL-XL-815361

Ratings for stonylab (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Cast iron support ring with boss head clamp and thumbscrew
Set comes with 3 retort rings in different diameters: 60mm, 80mm, and 100mm (1 for each diameter) can securely hold various sizes of bottles and instruments
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Top 15

stonylab Lab Stand, 8 x 5 inch Cast Iron Support Ring Stand with 22.44 inch Rod for Laboratory

stonylab
SL001194
5.1181 x 11.811 x 1.1811 inches
2.2046 pounds

Ratings for stonylab (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Securely support and hold a variety of types of labware in place
This set includes a stand base 8 x 5 inch and a rod 22.44 inches
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Top 16

Laboratory Retort Support Ring Clamp for Flask and Beaker - XMWangzi, for use with Laboratory Retort Support Burette Stand, Used in Chemistry or Physics Lab

XMWangzi
[ModelNumber]-XMWangzi
0.3 pounds

Ratings for XMWangzi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
XMWangzi - US -

Features

★PACKAGE CONTAINS★ 3Pcs Lab Support Stand Rings, There are three dimmentions as below: the inner diameters are 52mm/2.0 in., 73mm/2.9 in., and 90mm/3.5 in.
★EASY TO OPERATE★ The Stand Rings are closed and steady, the height of the Stand Rings clamped on the stand is adjustable through screw nut to meet the actual experience needs.
Show More
Top 17

M METERXITY Laboratory Retort Support Ring Clamp 90mm OD Stainless Steel Closed Extension Ring Flask Clamp Burette Stand for Chemistry/Physics Lab Equipment Support Retort Ring

M METERXITY

Ratings for M METERXITY (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
M METERXITY -

Features

[Multipurpose Use] -Holds flasks, beakers, and retort stands during experiments, distillation setups, or classroom demo. Perfect for chemistry/physics labs, research facilities.
[Durable Lab Support Ring] - Made of quality stainless steel, corrosion-resistant, heat-tolerant, and built for daily lab use. No rust, deformation, or wear—ensures long-lasting durability
Show More
Top 18

Labasics Support Retort Ring, Chrome-Plated Lab Support Ring Closed Extension Ring for Laboratory Experiment, Sturdy Corrosion Resistant, O.D. 100 mm I.D. 85 mm

Labasics
LB000501
7.874 x 3.937 x 1.9685 inches
0.0331 Pounds

Ratings for Labasics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Mainly used for securing separatory funnels for filtration experiments, but can also be used to secure other glassware
Outer diameter: 100 mm, Inner diameter: 85 mm
Show More
Top 19

Labasics Support Retort Ring Set, 3 Pieces Iron Lab Support Ring with Boss Head in Diameter 60mm 80mm 100mm for Laboratory Experiment, Sturdy Corrosion Resistant

Labasics
7.874 x 4.4094 x 0.3937 inches
0.5732 pounds

Ratings for Labasics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Cast iron support ring with boss head clamp and thumbscrew
Set comes with 3 retort rings in different diameters: 60mm, 80mm, and 100mm (one for each diameter) can securely hold various sizes of bottles and instruments
Show More
Top 20

StonyLab Support Retort Ring, Chrome-Plated Lab Support Ring Closed Extension Ring in O.D. 80 mm I.D. 65 mm for Laboratory Experiment, Sturdy Corrosion Resistant

stonylab
B07VRYVRK3

Ratings for stonylab (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Chrome-plated feature increases its surface hardness (above HR65) and heat resistant (up to 930℉/500℃)
Durable, corrosion resistant, acid resistant, rust proof and sturdy constructed
Show More
Top 21

StonyLab Support Retort Ring, Chrome-Plated Lab Support Ring Closed Extension Ring in O.D. 100 mm I.D. 85 mm for Laboratory Experiment, Sturdy Corrosion Resistant

stonylab
B07VRZCK1S
3.937 x 10.0394 x 0.7874 Inches
0.3086 pounds

Ratings for stonylab (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Chrome-plated feature increases its surface hardness (above HR65) and heat resistant (up to 930℉/500℃)
Durable, corrosion resistant, acid resistant, rust proof and sturdy constructed
Show More
Top 22

Laboratory Stainless Steel Support Ring, 60mm Retort Ring for Beakers and Flasks, Lab Equipment Accessory

Rjrjc

Ratings for Rjrjc (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Rjrjc -

Features

Stainless Steel Construction:​ This support ring is made from stainless steel, a material commonly selected for laboratory components due to its application in this setting.
60mm Diameter Size:​ The ring has an inner diameter of 60 millimeters. This is a standard size used to support common laboratory glassware during setups.
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Top 23

SWONES Heavy Laboratory Stand Support,24" Metalware Support Stand,Ring Stand,Industrial Grade Retort Stand,Chemistry Laboratory Stand Set,Research Starter Kit (iron cast_iron, 24inch)

SWONES
ZJ-60cm
5.3991 pounds

Ratings for SWONES (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
SWONES LLC -

Features

1.Laboratory Grade Cast Iron Base 3.31lbs(8.3" x 5.5" ),Rod(24" L),2 Retort Rings(Dia. 2.4"/3.5")and one cork lined clamp flask clamp.
2.This lab metalware set for fixing and supporting a variety of instruments,provides stable and safe support.
Show More
Top 24

Labasics Support Retort Ring, Chrome-Plated Lab Support Ring Closed Extension Ring for Laboratory Experiment, Sturdy Corrosion Resistant, O.D. 140 mm I.D. 125 mm

Labasics
LB000502
7.874 x 3.937 x 2.7559 inches
0.0441 pounds

Ratings for Labasics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
J & D TECH INC 735

Features

Mainly used for securing separatory funnels for filtration experiments, but can also be used to secure other glassware
Outer diameter: 140 mm, Inner diameter: 125 mm
Show More
Top 25

M METERXITY Laboratory Retort Support Ring Clamp 72mm OD Stainless Steel Closed Extension Ring Flask Clamp Burette Stand for Chemistry/Physics Lab Equipment Support Retort Ring

M METERXITY

Ratings for M METERXITY (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
M METERXITY -

Features

[Multipurpose Use] -Holds flasks, beakers, and retort stands during experiments, distillation setups, or classroom demo. Perfect for chemistry/physics labs, research facilities.
[Durable Lab Support Ring] - Made of quality stainless steel, corrosion-resistant, heat-tolerant, and built for daily lab use. No rust, deformation, or wear—ensures long-lasting durability
Show More
Top 26

M METERXITY 2-Pack Laboratory Retort Support Ring Clamp 72mm OD Stainless Steel Closed Extension Ring Flask Clamp Burette Stand for Chemistry/Physics Lab Equipment Support Retort Ring

M METERXITY

Ratings for M METERXITY (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
M METERXITY -

Features

[Multipurpose Use] -Holds flasks, beakers, and retort stands during experiments, distillation setups, or classroom demo. Perfect for chemistry/physics labs, research facilities.
[Durable Lab Support Ring] - Made of quality stainless steel, corrosion-resistant, heat-tolerant, and built for daily lab use. No rust, deformation, or wear—ensures long-lasting durability
Show More
Top 27

XCD Lab Stand Set, Sturdy Steel Support Stand Base with Rod (22.4 inch Long), 4-Prong Burette Clamp, Retort Ring and 2 Boss Heads

XCD
XCD-LabStand-Set
11.0236 x 5.9055 x 0.7874 inches
3.3069 Pounds

Ratings for XCD (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
X-ChemDiscovery -

Features

All-in-One Support System: Includes everything you need to secure glassware - one stable base (7.87 x 5.31 inches), two 11.8-inch stainless steel rods, one 4-prong adjustable burette clamp (opens up to 3.94 inches), one retort ring (3.15 in O.D. / 2.56 in I.D.), and two boss head clamp holders, ready to assemble right out of the box
Versatile Glassware Support: Holds flasks, condensers, burettes, funnels, and test tubes with ease; ideal for distillations, filtrations, titrations, reflux setups, and heating experiments
Show More
Top 28

Laboratory Stainless Steel Closed Ring Retort Support Laboratory Ring Support for Biology and Chemistry Lab (Ring Outer Diameter 160mm)

Fafeicy
Fafeicycix312z45s-06
0.2205 pounds

Ratings for Fafeicy (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Mingsinc -

Features

[Highly Functional] An essential accessory for laboratory experiments, ensuring safety and efficient work.
[Various Sizes Available] Choose from 6 different sizes of ring retort supports to meet your specific needs.
Show More

Top 10 Lab Support Rings - Verified to Buy (September 2026)

Top 10 Lab Support Rings Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • EISCO
  • United Scientific
  • M METERXITY
  • QWORK
  • Labasics
  • JCBIZ
  • uxcell
  • VILLFUL
  • XMWangzi
  • stonylab

Top 8 Lab Support Rings 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.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 uxcell 561,393 4.8
🥈 J & D TECH INC 63,881 4.9
🥉 The Lab Stockroom 17,064 4.8
4 QWORK 16,302 4.9
5 JCBIZ 1,759 4.7
6 Amazon.com 386 4.7
7 WorldWide Life Sciences 81 4.4
8 Knoll Seal 71 3.0
View or download top Lab Support Rings seller & rating report
uxcell [561393] J & D TECH INC [63881] The Lab Stockroom [17064] QWORK [16302] JCBIZ [1759] Amazon.com [386] WorldWide Life Sciences [81] Knoll Seal [71] uxcell 85% J & D TECH INC 10% The Lab Stockroom 3% QWORK 2% JCBIZ 0% Amazon.com 0% WorldWide Life Sciences 0% Knoll Seal 0%

[Get] Lab Support Rings Deals (✅Exclusively for Prime)

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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.

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Shop Prime Lab Support Rings Deals

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 Lab & Scientific Products 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 Lab Support Rings to buy for new September 2026?

CherryPicks’s Methodology for Evaluating Lab Support Rings

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 Lab & Scientific Products 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 121 of Lab Support Rings reviews based on our selection criteria. It helped us shortlist the top qualified and rated Lab Support Rings for Lab & Scientific Products, We found that most customers choose Lab Support Rings with an average price of $15.36, and the top brands are uxcell, QWORK, EISCO, stonylab, United Scientific, JCBIZ, Labasics, Fafeicy And VILLFUL

Then our expert-level editors reviewed all those quality items and selected the top 28 Lab Support Rings for you, We have researched hundreds of sellers and picked the top sellers for Lab & Scientific Products, including uxcell, J & D TECH INC, The Lab Stockroom, QWORK, JCBIZ, Amazon.com, WorldWide Life Sciences And Knoll Seal. The Eisco Labs 6" Diameter Cast Iron Closed Ring Cl... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 2 consumers with an average rating of 3.5.

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 Lab Support Rings to buy.


Written By Brandi W. Cortright

Brandi is a woman in tech who loves to write about the electronics and gadgets she has used. On this site, she would be providing you unbiased reviews of electronics as they are released into the market to make you know what to expect before making a purchase.