Complete mtb gear cable set with all you need in one handy packfitting new gears or completely overhauling your gear cabling couldn39t be easier everything you need in one packincludes 12 mm inner wires 1 x 2100 mm 1 x 1800 mmand black 4 mm sp41 outer casing for a complete bike 1 x 3000 mm and sealed outer caps one with added tongue for rubber shield plus inner end capsstainless steel precision ground round inner wire leaves a smooth surface for low friction while providing high corros