The Crankbrothers Multi 10 Tool is slimmer and more compact than the Multi 17. While it lacks the chain tool and nipple wrenches, it contains all the super handy tools that you'll really use on a regular basis on the trail or on the tailgate to keep your bike rolling smoothly. In fact, its smaller size makes it a great choice for the saddle bag on your road bike. After all, how often are you breaking chains or truing wheels on the side of the roadThe Multi 10 Tool has a lightweight, rust proof aluminum frame that houses the essential elements of repair. You'll get seven hex wrenches 2, 2. 5, 3, 4, 5, 6, and 8mm. You'll also get Phillips and common screwdrivers along with a T 25 Torx bit that's handy for brake rotor bolts. All of the tool bits are made from super durable 6150 high tensile plated steel. Its folded length is 3. 5 89mm.