Cane Creek 70-Series Headset ZS44/28.6|EC44/40 Gold CheckoutSpec= (44mm) 140mm 1-inch hex drive at one

1-inch hex drive at one end and 16-notch 44mm bottom bracket tool (or centerlock rotor tool) at the other end

The quick-connect Schwalbe Clik Valve Hi-Flow Cores made by Clik are engineered to replace traditional Presta valve cores

Made out of finest natural Merino wool for perfect thermoregulation

When used below freezing

Cane Creek 70-Series Headset ZS44/28.6|EC44/40 Gold CheckoutSpec= (44mm) 140mm 1-inch hex drive at oneDesigned to bridge the gap between the 40 and 110 series headsets Contoured and relieved 6061 T6 aluminum for minimized weight and maximized strength Low friction upper bearing seal completely seals cup from contaminants and is fully captured by the top cover with no loose parts. Premium, sealed stainless steel Hellbender bearings Dual Seal crown race provides excellent seal efficiency with low friction Carbon friendly compression ring and Interlok