Cane Creek ZN40-Bearing 47mm 45 x 45 Zinc, Each Shimano 105 12 Speed The result is higher speed

The result is higher speed with the same effort as well as a higher top speed

Includes sealed container and carrier rack for fast and easy reloads

Shimano HG500

40mm Effective length threaded valve extensions for use with removable valve core presta valves

Cane Creek ZN40-Bearing 47mm 45 x 45 Zinc, Each Shimano 105 12 Speed The result is higher speedZN40 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: 7 Cartridge Bearing Angle: 45x45 Bearing O. D. (mm): 47 Bearing Type: Cartridge Bearing I. D. (mm): 34. 25