The Giant Clutch CO2 storage tool provides a way for riders to neatly tuck away their inflation system on the bike. The thoughtful design is lightweight, and remains quiet even when the trails turn rough. Go hit the road and ride pack free. Features: Tucks away inside the steerer tube for seamless integration Installs with a mallet, no glue or tapping required Carries a CO2 cartridge (16g or 25g) and an inflator Compatible with RockShox, Fox, and DVO forks Cartridges sold separately