Bottom Bracket & Lockring Tool - 12 mm / 15 mm
Cast, hardened and polished CRV tool steel, Long-levered Shimano and SRAM bottom bracket tool (16 notch, 44 mm), Precision cassette lockring tool fits Shimano, SRAM, SunRace, Chris King lockrings (and more - 12 spline, 23.4 mm), Fits most 12 mm Shimano and SRAM centerlock disc brake lockrings, Fits 15 mm Shimano disc brake lockring, Oversized bore provides clearance for 12 mm thru-axles and drive-side quick-release nuts, Polished finish