6061 aluminum frame with 6051 high tensile steel tools Includes 2,2.5,3,4,5,6,8mm hexes, Torx T-25, 1) crosshead and 1) flat screwdriver, 8mm and 10mm open wrenches, 4) spoke wrenches (#1,2,3,4), and stainless chain breaker Length: 3.5″/89mm Weight: 165g