APS dual teflon sealed ball bearings 5/16 x 1/2 x 5/32 inch Steel retainers for durablity. Top & bottom dual sealed for maximum smoothness. Low to medium maintenance. 2 ...
APS dual teflon sealed ball bearings 6 x 10 x 3mm Steel retainers for durablity. Top & bottom dual sealed for maximum smoothness. Low to medium maintenance. 2 pcs....
APS dual teflon sealed ball bearings 6 x 12 x 4mm Steel retainers for durablity. Top & bottom dual sealed for maximum smoothness. Low to medium maintenance. 2 pcs....