You have no items in your shopping cart.
Wheels Mfg offers a large variety of bottom brackets, PF30/BB30 adapters, replacement parts and tools. Find the bottom bracket standard your bike uses below and click to find all the parts you need.
Our GXP-LEFT open bore adapter is used to press 22x37x8 sealed bearings in to bottom bracket cups and direct fit frames like TREK BB90. The adapter is machined with one step at 22mm OD, which fits in to the center of the sealed bearing.
Register your email for news and special offers