Zn40-bearing 52mm Zinc Plated Climb 2.0 Mix Skins - 120mm The 90-tooth ratchet tool that

The 90-tooth ratchet tool that provides 4 degree of arc swing and a slim profile for work in tighter spaces

Up to 85% faster in metal vs

Sets in 6 minutes

Includes two 50mm lengths of 4mm end-capped derailleur housing

Zn40-bearing 52mm Zinc Plated Climb 2.0 Mix Skins - 120mm The 90-tooth ratchet tool thatZN40 Series bearings are corrosion resistant zinc coated, machined steel cartridge bearings with hardened steel balls, which vastly increases the longevity of your headset. * Compatible with 110 , 40 , and 10 Series headsets * Thickness: 6. 5 * Cartridge Bearing Angle: 36x45 * Bearing O. D. (mm): 52 * Bearing Type: Cartridge * Bearing I. D. (mm): 40. 1