Enduro MR 20307 LLB Radial Cartridge Bearing - ABEC-5, C3 Clearance, 20mm x 30mm x 7mm EA Cartridge Bearing

ABEC-5 radial bearing is designed specifically for bicycle applications 52100 High-Carbon Chromium alloy races helps to promote a longer bearing life Precise long-lasting Grade 10 Balls are made from 52100 Chromium Steel 90% fill with Mobil XHP 222 high pressure water proof grease Lighter-contact (less seal-drag) LLB seal facing inward keep the grease where it belongs