Hope External Bottom Bracket BSA 68/73mm 24mm Hollowtech II Black Stainless MTB
Part type: BSA (English) threaded external bottom bracket for 68/73 mm shells using 24 mm Hollowtech II-style crank spindles. Intended use: high quality Hope stainless external bottom bracket for upgrading or replacing BSA 68/73 mm mountain bike bottom brackets using 24 mm Hollowtech II cranksets.