10 bearings 6201-2RS-1/2 deep groove radial ball bearings with a 1/2 inch bore, 32mm outer diameter, and 10mm width. They have a dynamic load capacity of 6810 and a static load capacity of 3047 lbs. The bearings are made of chrome steel SAE-52100 and have a Chevron SRI-2 grease lubrication. They are single row non-fill slot bearings with two contact seals and a maximum RPM of 26000.