Shimano 105 BB-5500 68x118.5mm Octalink V1 Spline English Bottom Bracket

Features: Fits Shimano Octalink V1 Spline Cranksets FC-7700/FC-7703/FC-6500/FC-6503/FC-5500/FC-5501/FC-5503/FC-5504 cranks Crankarm fixing bolts not included Specifications: Frame Interface: BSA/English Threaded Spindle Interface: Octalink V1 Bottom Bracket Shell ID: 1.37 Shell Width: 68mm Spindle Lengths: 109.5mm or 118.5mm Color: Silver    Weight: 250g (109.5mm), 259g (118.5mm)