Shimano BB-ES51 Bottom Bracket 128mm 73mm

Image of Shimano ES51 cartridge BB, OL9 - 73x126mm*
Category: Bicycle parts
22.2mm hollow pipe billet spindle with 9mm deep spline Not for Hollowtech II, XTR, or road models (except Tiagra 4401/4404; Sora 3301/3304) Use E-Type for DH chainguides or E-Type front derailleurs Upgraded spindle coating for better corrosion resistance Bolts sold separately