Shimano 105 BB-5500 Octalink Bottom Bracket Select:68 x 109.5mm Position: Right

Position: Right

Campagnolo’s own hubs have slimmed-down shells to lower wind resistance and rotate around super-silky CULT ceramic bearings

Size (ETRTO): 70 - 584

Spring system: DebonAir

Size: XS / 51-52cm

Shimano 105 BB-5500 Octalink Bottom Bracket Select:68 x 109.5mm Position: RightShimano 105 BB 5500 Octalink Bottom Bracket The Shimano BB 5500 Octalink V1 Bottom Bracket is a precision engineered unit designed for Shimano Octalink V1 spline road cranksets. Built to Shimanos exacting standards, it delivers smooth bearing performance, efficient power transfer and long term durability, making it ideal for restoring or maintaining classic Shimano drivetrains. Designed for frames with a 68mm English threaded bottom bracket shell and