Park Tool BBT-29 Bottom Bracket Tool 39 mm & 48.5 mm 16-Notch Cups

Park Tool’s BBT-29 – Bottom Bracket Tool 39 mm & 48.5 mm 16-Notch Cups proves to be a handy bit of kit excellent for swapping out and upgrading your bottom bracket. Fitting 16 notched bottom bracket cups; this double-ended tool fits bottom brackets with an outside diameter of 39mm and 48.5mm. With sturdy leverage; you can be assured to loosen even the tightest of bottom brackets with ease. * Double ended bottom bracket wrench * Lifetime warranty * Made in the USA