Top 10 Best 6mm ball bearings in 2026

Last Updated - 6/22/2026

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Breezliy

(200 Pieces) Breezliy- 6mm (0.236") Precision Steel Bearing Balls G25 304 Stainless Steel Ball

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•G25 304 Stainless Steel Bearing Balls
•ISO 9001:2008 Provides higher quality and durability, reducing replacement and maintenance cost
•Diameter: 6 millimeters (0.23622 inches)
•Weight: 0.0311 ounces (0.88183 grams)
•Application:Stainless steel balls are primarily used in precision ball bearings, bicycles, casters, drawer slides, door locks, target shooting, and many other applications.

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$7.99

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weideer

weideer 600pcs 12 Size Stainless Steel Precision Steel Balls 1-8mm Metric Bicycle Bearing Balls Assortment Kit Mixing Balls 1mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 7mm 8mm K-085-600

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•600pcs 12 size precision steel balls assortment kit contains:90pcs1mm 80pcs2mm 80pcs2.5mm 50pcs3mm 50pcs3.5mm 50pcs4mm 50pcs4.5mm 50pcs5mm 30pcs5.5mm 30pcs6mm 20pcs7mm 20pcs8mm.
•Made of 304 Stainless Steel.Uniform size, high wear resistance, high precision， smooth surface, no burr, exquisite appearance.
•Widely used in auto parts, motorcycles, bicycles bearings, casters, drawer slides etc. It can also be used as a mixing balls. Used to stir paint, nail polish, etc
•The surface is coated with a small amount of grease to reduce friction when the bearing rotates and prevent corrosion and rust.Will reduce the damage to the machine and extend the service life.
•Storage box packaging. steel balls are sorted by size and stored in compartments of the box. There are explanatory drawings. Easy to identify and store.

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$9.99

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Breezliy

Breezliy 304 Stainless Steel Ball 620Pcs 1-8mm Metric Precision Assorted Loose Bicycle Bearing Steel Ball Assortment Kit（12 Sizes）

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•[12 sizes of bearing balls] The precision steel bearing ball classification kit contains 12 sizes: 1mm2mm2.5mm3mm3.5mm4mm4.5mm5mm5.5mm6mm7mm8mm, total 620pcs, and packed in a plastic box, they are easy to distinguish.
•[Product function]: These bearing balls are installed between the inner ring and the outer ring to reduce friction when the bearing rotates. Will reduce the damage to the machine and extend the service life.
•[Performance] The surface is coated with a small amount of grease to improve lubrication and prevent corrosion and rust. It is suitable for humid environments. The heat treatment process makes the bearing ball very strong, not easily deformed for a long time and can withstand voltage.
•[High-quality material] It is made of high-quality 304 Stainless steel, high-precision machine, corrosion-resistant, high-precision, high-hardness, smooth and burr-free.
•[Wide application] Widely used in motorcycles, bicycles, casters, household furniture, door locks, drawer slides and many other applications.

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$9.99

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ZOYOPRECISION

Bearing Balls 6mm 304 Stainless Steel G100 Precision Balls 200PC

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•6mm in diameter; Package includes 200 piece ball
•Precision grade G100 balls
•Made of 304 stainless steel with good resistance to corrosion
•Smooth surface precision balls
•Notice - Confirm the Ball Diameter before ordering.

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$9.09

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uxcell

uxcell 606-2RS Deep Groove Ball Bearing Double Sealed 180016 6mm x 17mm x 6mm High Carbon Steel Z1 Bearings Pack of 10

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Size: 606-2RS (Inner Dia.=6mm, Outer Dia.=17mm, Thickness=6mm)
•Sealed on BOTH SIDES of the bearing to keep lubricant in. Suitable for complex environment
•Made from High Carbon Steel, durability and resistance to under heavy loads
•ABEC Tolerance 1 (P0), Z1 Noise Level for most general use
•Same As 606-2RS / 180016. Pre-Lubricated, Easy to maintain

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$8.29

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Kozelo

Kozelo 20pcs Precision Balls - [6mm] 304 Stainless Steel for Bearings Use, Solid

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•1- PACKAGE CONTENTS - 20pcs 6mm Precision Balls
•2- MATERIAL - Made of 304 stainless steel. Good corrosion resistance, heat resistance, low-temperature strength and mechanical properties.
•3- APPLICATION - Maintain product that uses steel balls, such as ball bearings, turntable, drawer slides, casters, and locks; DIY projects like a keychain, adding weight for your projects, etc.
•4- DURABLE USE - Wide range of applications(maintain industrial equipment or use for family DIY projects); Cost-effective(can repair existing products)
•5- TAKE NOTICE OF - Confirm the Ball Diameter before ordering.

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$4.99

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uxcell

uxcell MR63K Deep Groove Ball Bearings 3mm Inner Dia 6mm OD 2mm Thickness Open Type Chrome Steel Z2 10pcs

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•MR63K (I.D.=3mm, O.D.=6mm, Thickness=2mm)
•mr63k bearings are open type for lubricating
•Made from Chrome Steel (GCr15), durability and resistance to under heavy loads
•ABEC Tolerance 1 (P0), Z2 Noise Level for most general use
•Static load rating of 59 newtons and dynamic load rating of 178 newtons

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$7.69

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BC Precision

100 Qty 6mm (0.236") Precision Chrome Steel Bearing Balls G25

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Standard Diameter: .23622 Inches
•Metric Diameter: 6mm
•Grade: 25
•Material: AISI 52100 Chromium Steel
•Ball Weight (each): .03125 Ounces / .886 Grams

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$5.65

$8.95

-37%

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uxcell

uxcell 20pcs MR106ZZ 6mmx10mmx3mm Double Shielded Miniature Deep Groove Ball Bearing

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•MR106ZZ Miniature Single Row Deep Groove Ball Bearing.
•Bearing made from Chrome Steel(Gcr15) for durability and resistance.
•Two steel dust shields to prevent ingress of dirt and foreign matter, high temperature resistance.
•Features: simple configuration,high speed,less coefficient of friction,less vibration and noise.
•Mainly take the radial load as well as moderate axial load.

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$13.99

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uxcell

uxcell 6mm Bearing Balls 304 Stainless Steel G100 Precision Balls 100pcs

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•6mm in diameter; Package includes 100 piece ball
•Precision grade G100 balls
•Made of 304 tainless steel with good resistance to corrosion
•smooth surface precision balls
•Good corrosion resistance is important, but hardness is not

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$7.79

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