About Park Tool I-Beam Multi-Tool (IB-3)A complete take-along tool combining our award winning I-Beam technology with a full array of emergency tools. Features 1.5, 2, 2.5, 3, 4, 5, 6, and 8mm hex wrenches T25 Torx® compatible driver Flat blade screwdriver 5- to 12-speed compatible chain tool* Composite wrapped tire lever 8mm box wrench Two spoke wrenches: 3.23mm (SW-0) and 3.45mm (SW-2) Dimensions: 90mm x 40mm x 25mm (3.5" x 1.6" x 1") Weight: 170g (6 ounces) *The IB-3 chain tool will not peen Campagnolo® 11-speed chain rivets (see CT-4.3 or CT-6.3) About Park ToolPark Tool are the world's largest bicycle tool manufacturer. Located in St. Paul Minnesota they have been designing and manufacturing bicycle specific tools since 1963. Their dedication to quality and innovation have gained them the reputation for producing the best bicycle tools in the world.