Shimano BB-UN300 JIS Square Taper Bottom Bracket 73x113mm, Black CX5 though bottom bracket and spindle

though bottom bracket and spindle bolts are sold separately

Constructed with a high-strength 100% nylon core and sheath

protecting from dirt and damage

offering excellent mobility and a low-profile silhouette-perfect for layering and wearing elbow pads underneath

Gear Aid Revivex Suede Repel offers reliable protection with a sleek

Shimano BB-UN300 JIS Square Taper Bottom Bracket 73x113mm, Black CX5 though bottom bracket and spindleUpgrade your bicycle's drivetrain with the Shimano BB UN300 Square Taper JIS Bottom Bracket the perfect choice for reliable performance and smooth pedaling. Engineered with precision, this bottom bracket is designed for JIS (Japanese Industrial Standard) square taper cranksets, ensuring a secure fit and optimal power transfer. Materials & Construction: Constructed from high quality materials, the Shimano BB UN300 features a durable hollow spindle that