Fusion In-Mold Polycarbonate Shell

Pump head type: The Mountain X Floor Pump uses a TwinHead DX5 which works on pretty much every bicycle valve in existence

These are the newest and most popular options in the RevGrips lineup

While not as light as its more expensive alloy sibling

Spokes: Built with Sapim Race black spokes

PNW Components Rainier 27.2mm Replacement Cartridge Kit - 90mm PLP|Colour Fusion In-Mold Polycarbonate ShellIf you have the PNW Components 27. 2mm diameter Rainier dropper post and need to replace your air cartridge then this is what you need. The replacement air cartridge is for the 27. 2mm diameter Rainier dropper posts only and is available in 110mm, or 90mm drop options.