BB92: Also known as Shimano press-fit

They come in a (very) pointed version which is great for small holes as it locates the hole best or in a rounded bullet end which is better for the bigger holes

It'll fit all wheel sizes and also is fantastic for keeping your fork stanctions and seals clean

There are no false promises

PNW Components Bachelor Replacement Cartridge Kit - 30.9mm And 31.6mm - 170mm Out of Stock BB92: Also known as ShimanoIf you have the PNW Components Bachelor Dropper post and are in need of a brand new cartridge then this is just what you need. The replacement air cartridge is for the Bachelor dropper post only. Available in two options to suit 150mm or 170mm versions.