Park Tool MT-40 Multi Tool A multi-tool that's ready for the ride ahead. Do you ever want to adjust your saddle mid-ride? Maybe you even want to make a quick adjustment to your derailleur. Whatever the occasion is, Park Tool's MT-40 Multi-tool has you covered with a variety of hex wrenches, Torx compatible drivers and even a CO2 cartridge inflator adaptor. The tools are made with forged hardened and plated aluminum tools for high-quality. This all folds up into a small compact size so it's convenient to throw into your back pocket. Features 2.5, 3, 4, 5, 6 and 8mm hex wrenches T25 & T30 Torx(R) compatible driver Combo cross/straight tip screwdriver 10-speed compatible chain tool CO2 cartridge inflator adaptor Key ring holder Weight: 243g (8.57 ounces) Manufacturer's Part No: MT-40 UPC: 763477003935 | Park Tool MT-40 Multi Tool MT-40