With a compact, all-in-one design, the Lezyne twin kit CO2 inflator and tire repair kit has everything you need to fix a flat, plus it stashes in your pack or jersey pocket for easy access. Features: Twin Speed Drive CO2 inflator is simple to use and easily stores on a CO2 cartridge 2 threaded 16g CO2 cartridges keep you prepared at all times Tire lever kit to make removing and mounting tires quick and easy Custom neoprene and hook and loop strap secures all items together Can easily be stored in a saddle bag, jersey pocket, or be mounted on a seatpost Specifications: CO2 Type: Threaded Cartridge: 16g (x2) Valve Compatibility: Presta & Schrader Gauge: - Color: Black Weight: 177g