Specification Brand : BC Precision BulletPoint : 1/4 BulletPoint1 : Size - R8-2RS bearing size 1/2" x 1-1/8"x 5/16"(12.7mm x 28.58mmx7.94mm), it is an ABEC-3 accuracy grade with 100% dimensional tolerance checking for optimal assembly. BulletPoint2 : Function - Deep groove type, high speed, low noise, deep groove ball bearings mainly bear radial load, and can also bear radial load and axial load at the same time. BulletPoint3 : Material - Made of 100% high quality chrome steel with good corrosion resistance. It can improve its machinability, providing higher stability, control and reliability than standard bearings. BulletPoint4 : Advantages - The double rubber sealing shields on both sides of the bearing can prevent dust, liquid foreign objects, and have a good mute effect. It is suitable for relatively harsh environments. Pre-greased during manufacture. BulletPoint5 : Satisfaction Guarantee - Besttruck values customer shopping experience and provides customers with a good shopping environment. If you are not satisfied with the product, you can choose to return it, we support a 30-day full refund and a one-year warranty. ExternallyAssignedProductIdentifier : 7780931791736 ExternallyAssignedProductIdentifier1 : 793200418545 ExternallyAssignedProductIdentifier2 : 0793200418545 ItemName : 1/4" Inch Chrome Steel Ball Bearings G25-100 Bearings ItemPackageDimensions_Height : 0.25 inches ItemPackageDimensions_Length : 4 inches ItemPackageDimensions_Width : 3 inches ItemPackageQuantity : 1 ItemTypeKeyword : deep-groove-ball-bearings Manufacturer : BC Precision Material : AISI 52100 Chromium Steel ModelNumber : LR82RS NumberOfItems : 100 PartNumber : BC14CH-100 ProductDescription : R8-2RS bearing size 1/2" x 1-1/8"x 5/16"(12.7mm x 28.58mmx7.94mm). Made of 100% high quality chrome steel with good corrosion resistance. It can improve its machinability, providing higher stability, control and reliability than standard bearings. ProductSiteLaunchDate : 2016-01-21T21:47:42.344Z Size : 100 Bearings SpecificationMet : Aisi 52100 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 100