1/4” X 7 balls is one of the common bike ball bearings retainer size for front and rear hubs with 3/8 axle and Shimano CB Small "A" type Please confirm the size by comparing it with the dimensions provided in the listing image prior to making a purchase. Neglecting to do so may result in unnecessary returns and could lead to a " frequently return" badge being displayed on the listing page.
The bicycle wheel bearings are sold as pack of 4 pcs.
Lubricated for corrosion resistance and long service life. Please still put some lubricant to bicycle ball bearings during installation to maximize its service life
Our bike wheel bearings are made of high-quality carbon steel material.
These bearing cage can also replace loose bike bearings