Primary appliction for this bearing is for older square-taper BBs. The Enduro line of bearings are available in high-carbon chromium steel, 440C stainless steel, ceramic-hybrid and XD-15 with ceramic or stainless balls. Enduro's bearings are always engineered with deepest groove races possible to accommodate the largest balls and feature dual-lip seals that ride in a micro-groove creating a full labyrinth to provide superior protection against the elements.
WHICH BEARING TO CHOOSE?
3903 | Abec-3
Deep groove design races
Grade 10 balls (high carbon chromium steel)
Fill with high pressure water proof grease to withstand daily used
Official Cycling Partner Sdn BhdBicycle Parts & Accessories Reseller Malaysia, Bicycle Supplier Kuala Lumpur (KL), Selangor ~ Official Cycling Partner Sdn Bhd