Shimano replacement BB for mountain bike. • BB-UN300 Bottom Bracket • Replacement BB for mountain bike • Shell width: 68mm • Axle length: 123mm **Please refer to SKU Y1SC02000 for the fixing bolts,…
Shimano XT BB-MT801 Hollowtech II Bottom Brackets. Includes 3 x 2.5mm spacers Designed for use with Shimano 24mm MTB cranks Uses high quality sealed bearings Item Specifications BB Shell Width (mm)…
DURA-ACE Bottom Bracket - Press Fit - HOLLOWTECH II - 86.5 mm shell width With an advanced seal construction for smoother rotation, the DURA-ACE is still lightweight at 54 grams. Bottom…