Park Tool MT-20 Bicycle Multi-Tool The Park Tool MT-20 is a high quality folding take-along bike tool that features all the essential tools needed for a quick on-the-ride adjustment. The MT-20 features a selection of hex and star driver wrenches for most bolts and fittings found on a bicycle, as well as a universal screwdriver for derailleur adjustment and a CO2 cartridge inflator adaptor to assist in reinflating flat tires - compatible with most bicycle tubes with a Presta valve. Built with forged aluminum side plates and hardened and plated tools to withstand years of use. With its compact (2.3"x1.3"x0.9"), lightweight (95g) size, the MT-20 is the perfect size for a jersey pocket or saddle bag. Park Tool MT-20 Bicycle Multi-Tool The Park Tool MT-20 is a high quality folding take-along bike tool that features all the essential tools needed for a quick on-the-ride adjustment. The MT-20 features a selection of hex and star driver wrenches for most bolts and fittings found on a bicycle, as well as a universal screwdriver for derailleur adjustment and a CO2 cartridge inflator adaptor to assist in reinflating flat tires - compatible with most bicycle tubes with a Presta valve. Built with forged aluminum side plates and hardened and plated tools to withstand years of use. With its compact (2.3"x1.3"x0.9"), lightweight (95g) size, the MT-20 is the perfect size for a jersey pocket or saddle bag. Included tools: 3, 4, 5 and 8mm hex wrenches T25 Torx-compatible driver Combo cross/straight tip screwdriver CO₂ cartridge inflator adaptor Key ring holder Dimensions: 60mm x 33mm x 22mm (2.3"x1.3"x0.9") Weight: 95 grams (3.35 ounces) Park Tool makes a complete line of multi-tools for every rider & mechanic's needs, from lightweight to fully-featured, including our MT travel tools: Park Tool MT-10 Park Tool MT-20 Park Tool MT-30 Park Tool MT-40 Add to Cart Buying Options Buying Options Buying Options Customer Reviews 4.3 out of 5 stars 30 — 4.6 out of 5 stars 83 4.4 out of 5 stars 69 Price $19.89$19.89 — no data — no data — no data Dimensions 2.3"x1"x0.8" 2.3"x1.3"x0.9" 2.8"x1.6"x0.9" 3.1"x2"x0.9" Weight 76 grams (2.68 ounces) 95 grams (3.35 ounces) 153 grams (5.4 ounces) 243 grams (8.57 ounces) Hex Wrenches 3, 4, 5 and 8mm 3, 4, 5 and 8mm 2.5, 3, 4, 5, 6 and 8mm 2.5, 3, 4, 5, 6 and 8mm Torx-Compatible Star Drivers T25 T25 T25 & T30 T25 & T30 Combo Cross/Straight Tip Screwdriver ✓ ✓ ✓ ✓ CO₂ Cartridge Adapter no data ✓ no data ✓ 8 & 15mm Box Wrenches no data no data ✓ no data Chain Tool no data no data no data ✓ TRUSTED SINCE 1963 Since our origins in the back of a bike shop in 1963, it has been Park Tool's sole mission to design and manufacture high-quality tools that empower mechanics and riders of all skill levels to service their bicycles. As with our other 500+ tools, our folding multi-tools are a product of our decades of experience and expertise in the industry, in the shop and on the trail.