Crankbrothers S.O.S. TT17 Twin Tube Tool Kit Description: The Crankbrothers S.O.S. TT17 Twin Tube Tool Kit utilizes standard water bottle cage boss mounts for the attachment of a cleverly engineered collection of trailside tools and tubeless tire repair supplies. The compact plastic body of the TT17 attaches securely to bottle cage bosses and unfolds one side to deploy an S.O.S. multi-tool and CO2 inflator assembly featuring a built-in chain breaker and spoke wrenches. A secondary compartment holds a special-purpose cap for tubeless plugs, and an interlocking tube, perfect for stowing small personal items, with an option to swap the storage tube for a 16g or 20g CO2 cartridge. Features: Versatile, bike mounted multi-tool and tubeless tire flat repair storage solution Durable plastic compartment body securely attaches to standard water bottle cage mounts On-board storage for included multi-tool, chain-breaker, tire lever, and tubeless repair materials Storage space available for personal effects or can be swapped for a 16g or 20g CO2 cartridge Includes: 2, 2.5, 3, 4, 5, 6, 8mm hex T25 torx tool Flat screwdriver Tire plug tool + 2 plugs Tire lever Chain tool Spoke wrenches 0, 1, 2 Valve core tool CO2 head Storage tube Fits a spare chain link + 16/20g CO2, (sold separately) Specifications: Mount: Frame Material: Plastic/Composite Color: Black Weight: 247g