The pump uses a telescoping action to deliver more air per stroke than you'd expect out of a pump its size and is completely rebuildable so you can keep it performing at it's the highest level

4-way stretch mesh back: 75% Polyester 15% Nylon 5% EVA

This shape provides a narrow saddle nose which minimizes chafing on the inside of the thighs while pedalling

PF30 (External Bearing Only)

94 BCD - SRAM & 96 BCD - Shimano Symmetrical Compact Triple:

Cane Creek Shock Hardware Mounting Reducers - 8mm x 19.0mm - 0.748 Inch Do Not Ship Internationally The pump uses a telescopingGenuine Cane Creek shock reducers. These will fit Cane Creek, Fox, Rockshox, Marzocchi, and Elka shocks. To determine what size reducers you need, please view your frame's manual.