More information17 integrated functions in a small and compact model. In addition to the CO2 valve adapter, it also offers solutions such as chain breaker or tire remover.Features:Functions: 17Material: High grade polymer (body), CrV (tools), steel (chain breaker).Size: 100 x 46 x 24 mm .Weight: 178 g.Functions:Allen keys 2 / 2.5 / 3 / 4 / 5 / 6 / 8mm. T25 Torx wrench. Star screwdriver. Flat screwdriver. Chain breaker (8-12 speeds, 3/32 "single speed). Spoke wrenches 3.2 / 3.4. Remover set (with spoke hook and release spike of air for Schrader valves).CO2 valve adapter (Presta / Schrader) compatible with threaded cartridges.