Best Lab Weights (Oct. 2026) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

QWORK Lab Slotted Mass Set, Chromium-Plated Metal Slotted Weights, One Set - ...

9.8
CPR Score
Top 2

United Scientific™ WHSBE9 Hooked Weight, Black Enamel, Set of 9

9.7
CPR Score
Top 3

Lethan 9 Piece Hook Weight Set, Hooked Weight Mass Set (Cast Iron Only) 10g -...

9.6
CPR Score
Tips


Our team has selected the top 29 best Lab Weights by analyzing and evaluating 185 products of different Lab & Scientific Products brands, including Generic, Fuzion, QWORK, Bekith, EISCO, United Scientific, PRETYZOOM, RLECS, YINARONG, Tomotato, Zerodeko And Rice Lake, Still, Our editor rated and compared them on product features before you buy.

* 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 Weights Rated by CherryPicks

Market Overview
Lab Weights Reviewed
  • Reviews Analyzed: 1,867 Items
  • CPR Avg. Rating: 8.6 / 10
29 Products Evaluated
  • Highest Price: $77.99
  • Lowest Price: $2.81
  • Avg. Price: $24.54
Price Disclaimer

Top 29 Lab Weights on Amazon (Verified You can Buy)

Top 1

QWORK Lab Slotted Mass Set, Chromium-Plated Metal Slotted Weights, One Set - Total 1000g - Includes 9 Weights (100g Each) & One Hanger (100g)

QWORK
WD8532

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Qshave 6,555 ❌ ❌ ❌

Features

ACCURATE WEIGHT DETERMINATION: Features a ±2% accuracy tolerance for reliable measurements. Ideal for studying pressure, force, and torque in scientific settings or verifying balance scales.
CORROSION RESISTANT CONSTRUCTION: Manufactured from solid steel with a chromium-plated finish to prevent rust and oxidation. The smooth surface ensures long-term use in laboratory environments.
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Top 2

United Scientific™ WHSBE9 Hooked Weight, Black Enamel, Set of 9

United Scientific
WHSBE9
8.0 x 5.0 x 5.0 inches
5.0 Pounds

Ratings for United Scientific (CPR Score)

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

Features

Package Dimensions: 19.8 H x 10.3 L x 14.3 W (centimetres)
Package Weight: 2.378 kilograms
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Top 3

Lethan 9 Piece Hook Weight Set, Hooked Weight Mass Set (Cast Iron Only) 10g - 1,000g

Lethan Corporation
SS2601

Ratings for Lethan Corporation (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Sci Supply - ❌ ❌ ❌

Features

Sci-Supply is an American small business based in Southwest Ohio and has been proudly serving our customers since 2004. Get high quality products and exceptional customer care while supporting a small American business. We go the extra mile for YOU!
Includes 9 Individual Hook Weights Ranging from 10g to 1,000g in Size
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Top 4

RLECS Laboratory Slotted Weight with Hanger 10x10G Experimental Metal Channel Code Physics Laboratory Equipment

RLECS

Ratings for RLECS (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
RuiLing - ❌ ❌ ❌

Features

Product name: slotted weights, metal slotted codes, can be faster for physics experiments and other projects, making them accurate and stable, and easy to use.
Product material: this weight is made of high quality iron, exquisite craftsmanship, accurate and durable, chrome plated surface, rust and corrosion resistant, longer service life.
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Top 5

AGGSTROM Lab Slotted Mass Set, 2 Set of Chromium-Plated Metal Slotted Weights, One Set - Total 100g - Includes 9 Weights (10g Each) & One Hanger (10g)

AGGSTROM
Agg-10-100

Ratings for AGGSTROM (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Aggstrom - ❌ ❌ ❌

Features

Industrial Durability: Constructed with rugged, high-quality chromed steel, the Aggstrom mass set is engineered for long-lasting durability and superior rust resistance in demanding laboratory environments.
Precision Accuracy: Calibrated to a professional ±2% accuracy standard, Aggstrom weights ensure reliable and consistent data for all your scientific measurements and delicate balance testing.
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Top 6

QWORK Double Hooked Weight Set, 8 x 200g (0.44lb) Chrome-Plated Lab Hook Weights, Solid Metal 30x35mm for Pulley, Tension & Motion Physics Experiments, 2 Storage Cases

QWORK
WD34728

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,925 ❌ ❌ ❌

Features

DOUBLE HOOKED WEIGHT SET: 8-piece lab weight set, 200 g (0.44 lb) each; dual-end hooks let you connect, hang, and stack loads for force, tension, and motion demonstrations.
CONSISTENT HANDLING: Solid chrome metal body (approx. 30 x 35 mm) with smooth plated surface—easy to wipe clean and simple to grip, helping keep repeated trials organized in busy lab sessions.
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Top 7

QWORK Lab Slotted Mass Set, 2 Set of Chromium-Plated Metal Slotted Weights, One Set - Total 1000g - Includes 9 Weights (100g Each) & One Hanger (100g)

QWORK
WD30031

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,925 ❌ ❌ ❌
Amazon Resale - ❌ ❌ ❌

Features

[STRUCTURE & MATERIAL] Chrome-plated steel construction provides solid stability and a smooth finish.
[WEIGHT CONFIGURATION] Each set includes nine 100g slotted weights and one 100g hanger.
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Top 8

Slotted Mass Set with Hanger - Stainless Steel - 9 Weights Totaling 500g - Eisco Labs

EISCO
PH0258NSS
6.0 x 2.0 x 2.0 inches
1.1023 Pounds

Ratings for EISCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
The Lab Stockroom 3,725 ✅ ✅ ✅

Features

500 GRAM SET || Includes 9 weights and one hanger, each weighing 50g. Total weight of set is 500g
INCLUDES HANGER || Stainless steel hanger with hook end for suspending masses in force experiments
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Top 9

14 Pcs Small Weights for Crafts Metric Slotted Weight Set 2g 5g 10g 20g 50g with Hanger and Case

YINARONG
A067

Ratings for YINARONG (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
songshu - ❌ ❌ ❌

Features

METRIC WEIGHTS - A set of metric slotted weights for weighing operations
PACKAGE INCLUDES - 1 piece 50g, 2 pieces 20g, 6 pieces 10g, 2 pieces 5g, 3 pieces 2g, and 1 piece hanger 1 piece case
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Top 10

PRETYZOOM Slotted Mass Set Lab Weights for Physics Experiments

PRETYZOOM
RH2621FUH9QGB37YJEE1
1.29 x 1.22 x 1.22 inches
1.87 pounds

Ratings for PRETYZOOM (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
PEMERLE - ❌ ❌ ❌

Features

Main Function: This slotted weight set gives you a practical way to compare mass and balance in physics lab work, making force and balance demonstrations easier to follow and more hands-on for students or home science use
Built to Last: Made of steel, these metal weights offer a sturdy feel for repeated use in experiments and routine lab handling, helping keep your setup dependable when you need consistent results
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Top 11

QWORK Slotted Weight Set, 13 Weights with Hanger and Case

QWORK
WD4734
0.4894 pounds

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,925 ✅ ✅ ✅
Qshave 6,555 ✅ ✅ ✅

Features

Well Built: Made of premium steel plated with Chrome.
Metric Weights: Set of metric slotted weights for weighing operations.
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Top 12

10 Piece Slotted Mass Set, 1000g - Zinc Casted - Includes 9 Weights (100g Each), one Hanger (100g) - Eisco Labs

EISCO
PHZNW1000SET
2.0 x 2.0 x 7.0 Inches
2.2 pounds

Ratings for EISCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
The Lab Stockroom 3,725 ✅ ✅ ✅

Features

1KG || 10 piece set includes 9x 100g weights and 1x 100g hanger
ACCURATE || ±2% accuracy
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Top 13

QWORK Double Hooked Weight Set, 4 Pcs 200g (0.44lbs) Chrome-Plated Hook Weight, for General Science and Physics Laboratory Work, with Case

QWORK
WD8713

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,925 ❌ ❌ ❌

Features

SOLID METAL BUILD: Made of chrome-plated metal for laboratory durability and precision balance measurements.
ACCURATE MASS VALUE: Each double hook weight is calibrated at 200 g (0.44 lb) for consistent experimental use.
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Top 14

Hook Weight Set, Set of 9 Weights 10g-1000g,Total Weight 2100g

Feleolibe

Ratings for Feleolibe (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Feleolibe - ❌ ❌ ❌

Features

Name: Hook weights set, Set of 9 Weights
Material: Made of iron material, plastic spraying surface treatment
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Top 15

Double Hooked Weights, Lab Weights 10 pcs 50g Metal Hanging Hook Weights for Physics Experiment & Balance Scale Calibration, Precision Mass Set for Laboratory, Teaching

Tomotato
Double Hooked Weight Set
0.0 x 0.0 x 0.0 Inches

Ratings for Tomotato (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Bvlltings - ❌ ❌ ❌

Features

LAB WEIGHTS FOR ACCURATE MEASUREMENT - Each 50g hooked weight is manufactured to meet precision standards, making them ideal for lab work, balance calibration, and physics experiments where accuracy is critical.
DOUBLE HOOK DESIGN - One end features a hook, the other a ring, allowing you to continuously hook multiple weights in series, for creating different total mass values for mechanics experiments.
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Top 16

Fuzion Calibration Weights 1g 2g 5g 10g 20g, Total 38g Stainless Steel Scale Calibration Weight Set, Calibration Weights for Digital Scale with Tweezers

Fuzion

Ratings for Fuzion (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Fuzion Global Corp - ❌ ❌ ❌

Features

5 PCS CALIBRATION WEIGHTS: This calibration weight set contains 5 pieces of different weights, includes 1g, 2g, 5g, 10g, 20g, 𝗧𝗼𝘁𝗮𝗹 38g.
DURABLE & PRECISE: M1 Class calibration weight, accuracy tested by the standards formulated by OIML. Using corrosion preventive chrome-plated stainless steel, it’s durable and precise.
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Top 17

Zerodeko Precision Slotted Weights Set with Hanger 50 Pieces 5G Lab Masses for Educational Physics Mechanics Experiments Science Lab Equipment

Zerodeko
022W1333461
0.62 x 0.43 x 0.43 inches

Ratings for Zerodeko (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Joseph Xu - ❌ ❌ ❌

Features

Core Precision Measurement: This Precision Slotted Weights with Hanger set offers accurate mass measurement essential for physics and mechanics experiments, providing consistent and reliable results in educational science labs
Durable Laboratory Material: Made from strong, hardwearing laboratory-grade materials, these lab slotted weights ensure stability and longevity for repeated scientific experiments and educational demonstrations
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Top 18

QWORK Slotted Weight Set, 9 Pcs Slotted Mass Set with Hangers - 9 Weights (50g) - 500g

QWORK
WD8115

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,925 ❌ ❌ ❌

Features

Material: Made of chrome-plated steel, durable to use.
Accuracy: ±2% accuracy. Designed to accurately weigh small or large quantities of items.
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Top 19

Rice Lake - 12828 Cast Iron ASTM Class 7 Painted Grip Handle Test Weight, 10lbs Mass

Rice Lake
B006MWGI3S
5.3 x 5.3 x 5.7 Inches
10.13 pounds

Ratings for Rice Lake (CPR Score)

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SEKEGE - ❌ ❌ ❌
Megamart USA 1,732 ❌ ❌ ❌

Features

Metric and U.S. customary grip handle weight for testing field standards and industrial devices
Painted cast iron weight has chip-resistant paint that resists corrosion and conforms to NIST Handbook 105-1 standard
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Top 20

Eisco Labs Balance Weight - Brass - 50 Grams

EISCO
1.0 x 1.0 x 1.0 Inches
0.11 pounds

Ratings for EISCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
The Lab Stockroom 3,725 ❌ ❌ ❌

Features

Brass
50 grams
Top 21

Eisco Labs Stainless Steel Mass and Hanger Set - 4 Slotted 50g Weights and Hanger, Total 250g

EISCO
PH0258MSS
1.25 x 1.25 x 4.0 Inches
0.55 pounds

Ratings for EISCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
The Lab Stockroom 3,725 ✅ ✅ ✅

Features

Weight set made from stainless steel - contains 4 50g weights and a 50g hanger
Weights are slotted to fit and lock on to the hanger
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Top 22

United Scientific™ WSAL06 Hooked Weight, Aluminum, Set of 6

United Scientific
WSAL06

Ratings for United Scientific (CPR Score)

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

Features

Set of 6 hooked aluminium masses with a plastic storage base
Package Dimensions: 7.111 H x 25.146 L x 6.858 W (centimetres)
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Top 23

Golf Weights for Odyssey Stroke Lab, O-Works, Two-Ball Ten Putter 2x5g

Generic

Ratings for Generic (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
szsl - ❌ ❌ ❌

Features

High quality aftermarket golf weights.
Weight gram for option: 5g 10g 15g 20g 25g 30g 35g.
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Top 24

United Scientific™ WHST13 Premium Brass Slotted Weight Set with Hanger & Case, 13 Piece Set

United Scientific
WHST13

Ratings for United Scientific (CPR Score)

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

Features

Set of 13 slotted brass weights: 1 x 50g, 9 x 20g, 1 x 10g, 2 x 5g. Hanger and case also included.
Made of high quality brass with a fine finish - Each weight is engraved to show the individual mass
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Top 25

Bekith 4 Pcs 200g Double Hooked Weights, Hook Weight Set with Plastic Case for General Science, Physics Laboratory Work

Bekith

Ratings for Bekith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
bekith 1,809 ❌ ❌ ❌

Features

Double Hooked Weight Set: Come with 4 pieces of weight. 200g per double hook weight. Color: silver.
High Quality: These weights are made of solid feeling coated metal, with chrome-plated surface, which can resist corrosion.
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Top 26

QWORK Lab Slotted Mass Set, 2 Set of Chromium-Plated Metal Slotted Weights, One Set - Total 100g - Includes 9 Weights (10g Each) & One Hanger (10g)

QWORK
WD8531

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Qshave 6,555 ❌ ❌ ❌

Features

ACCURATE MASS DISTRIBUTION: Each weight is precisely 10g with ±2% accuracy, total 100g including hanger.
SOLID METAL STRUCTURE: Made from plated metal for stability in classroom and lab use.
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Top 27

Double Hooked Iron Weight 1000 Grams (2.2 Lbs.) - Eisco Labs

EISCO
2.6 x 2.0 x 2.0 Inches
2.2 pounds

Ratings for EISCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
The Lab Stockroom 3,725 ✅ ✅ ✅

Features

Solid Iron Hooked Weight 1000 grams (2.2 pounds)
Hook is free to move and hooks on both sides for additional weights to be connected
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Top 28

QWORK Lab Slotted Mass Set, 4 Set of Chromium-Plated Metal Slotted Weights, Each Set - Total 100g - Includes 9 Weights (10g Each) & One Hanger (10g)

QWORK
QS32504

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Qshave 6,555 ❌ ❌ ❌

Features

Durable: Rugged with chromed high-quality steel, durable to use.
Accurate: ±2% Accuracy.
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Top 29

QWORK Double Hook Weight Set, 5 Pcs 100g (0.22lb) Chrome-Plated Hook Weight, for General Science and Physics Laboratory Work, with Case

QWORK
WD8118

Ratings for QWORK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
QWORK 3,925 ❌ ❌ ❌

Features

Material: Solid chrome plated metal, durable to use.
Weight: 100g per double hook weight.
Show More

Top 10 Lab Weights - Verified to Buy (October 2026)

Top 10 Lab Weights Brands on Amazon

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

  • QWORK
  • United Scientific
  • Lethan Corporation
  • RLECS
  • AGGSTROM
  • EISCO
  • YINARONG
  • PRETYZOOM
  • Feleolibe
  • Tomotato

Top 10 Lab Weights 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
🥇 Megamart USA 32,788 4.8
🥈 bekith 31,696 4.9
🥉 The Lab Stockroom 17,115 4.8
4 QWORK 16,432 4.9
5 Qshave 10,241 4.9
6 RuiLing 5,653 4.8
7 Fuzion Global Corp 5,613 4.9
8 SEKEGE 2,729 4.6
9 Sci Supply 1,831 4.9
10 Joseph Xu 510 4.6
View or download top Lab Weights seller & rating report
Megamart USA [32788] bekith [31696] The Lab Stockroom [17115] QWORK [16432] Qshave [10241] RuiLing [5653] Fuzion Global Corp [5613] SEKEGE [2729] Sci Supply [1831] Joseph Xu [510] Megamart USA 26% bekith 25% The Lab Stockroom 14% QWORK 13% Qshave 8% RuiLing 5% Fuzion Global Corp 5% SEKEGE 2% Sci Supply 1% Joseph Xu 0%

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"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 Weights to buy for new October 2026?

CherryPicks’s Methodology for Evaluating Lab Weights

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 185 of Lab Weights reviews based on our selection criteria. It helped us shortlist the top qualified and rated Lab Weights for Lab & Scientific Products, We found that most customers choose Lab Weights with an average price of $24.54, and the top brands are Generic, Fuzion, QWORK, Bekith, EISCO, United Scientific, PRETYZOOM, RLECS, YINARONG, Tomotato, Zerodeko And Rice Lake. 

Then our expert-level editors reviewed all those quality items and selected the top 29 Lab Weights for you, We have researched hundreds of sellers and picked the top sellers for Lab & Scientific Products, including Amazon Resale, Megamart USA, bekith, The Lab Stockroom, QWORK, Qshave, RuiLing, Fuzion Global Corp, SEKEGE, Sci Supply, Joseph Xu And PEMERLE. The QWORK Lab Slotted Mass Set, Chromium-Plated Met... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 63 consumers with an average rating of 4.4.

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 Weights to buy.


Written By Thomas Joseph

Thomas Joseph has over 7 years of working experience with a reputation science laboratory. He is a father, a writer, and a pet lover. He would be sharing his expert knowledge on Industrial and scientific equipment to help us make the right purchase.