BK-54104 - ABEC-3 Bottom Bracket Bearing Kit for SRAM GXP External Cup BBs. Enduro Bearings brings you the BSA - Bearing Kit - ABEC3 - GXP. This entry level bearing kit from Enduro Bearings is a cut above the rest. With our ABEC-3 radial bearings, seals, and spacers included, you can expect a precise and professional installation.This kit includes a special drive-side bearing with an extended inner race, along with 22mm and 24mm outer seals to keep out the elements. Designed specifically for bicycles, Enduro ABEC-3 bearings are made with 52100 High-Carbon Chromium alloy races, grade 10 balls, and LLB seals. Additionally, they are packed with 90% fill high-pressure, waterproof grease for maximum durability.All Enduro radial bearings are engineered with deep grooves to accommodate large balls, ensuring maximum bearing contact area and a longer bearing life. To make installation and removal easier, we recommend using the BRT-003 (EB9040) 24mm x 37mm bearing tool. With just a few twists of the wrist, you can quickly install or remove bearings while the bottom bracket is still on the bike.This bearing kit is designed to fit BSA shell sizes. The bearings are ABEC3 and the seal type is LLB. It is compatible with SRAM GXP axles, specifically 22mm and 24mm sizes. The kit is covered by a 1-year warranty against manufacturing defects. Enduro Reference Number: BKS-54104.