WHEELS Mfg T47 Angular Contact Bottom Bracket

This bottom bracket is specifically designed for frames with the T47 threaded standard, which features a 47x1.0mm thread. It is compatible with bottom bracket shell widths ranging from 68mm to 132mm.

This unit is compatible with cranksets that utilize a 30mm spindle diameter. Please verify your crankset spindle size before purchasing to ensure a proper fit.

Angular contact bearings are designed to handle both radial and axial loads more effectively than standard radial bearings. This results in smoother rotation and increased durability, especially when subjected to the side-loading forces common in cycling.

Yes, you will need a tool compatible with a 48.5mm x 16-notch pattern. This is a standard size for many external bottom bracket cups, but it is worth checking your current toolset before beginning installation.

The sleeve acts as a barrier between the bearings and the inside of your frame. It protects the internal components from debris and moisture while preventing internal cables or hoses from rubbing against the rotating crank spindle.

Yes, the bearings are designed to be easily serviceable and replaceable. This allows you to maintain the performance of the bottom bracket over the long term without needing to replace the entire cup assembly.