Fitting new gears or completely overhauling your gear cabling couldn't be easier - everything you need in one pack. OPTISLICK is electrically coated to the stainless steel inner wire leaves a smooth surface for low friction and reduced sliding resistance. Outer casing is lubricated internally along its length with low-friction silicone grease to reduce cable friction. SP 41 outer casing uses a special directional wound construction process makes for an axially stiff cable that transmits shifting movements accurately and quickly. The outer casing is lined with a polymer sheath to assist with the smooth operation of the inner wire. Features 1 x OT-SP41 Outer Shift Cable 1700mm. 1 x 2100mm Inner Shifter Cable. 1 x 1800mm Inner Shifter Cable. End Caps included. Optislick Technology.