Cane Creek 40-Series Upper ZS49/28.6 Black CheckoutSpec= Standard Eyelet 57.5mm A great look and fit

A great look and fit make this boot a winner

46 BB/Frame Interface T47 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 145 Spindle Interface Type SRAM DUB Defined Color Black keyword search Hellbender

Pump Length 185mm Pump Weight 90g Valve Presta Air Release No Primary Color Black Bracket Side mount Pump Max PSI 180psi Pump Barrel Material Aluminum

The other drift has two sizes to press in cups with either 1-1/8" or 1-1/2" bearings

which is used by GRX 12-speed

Cane Creek 40-Series Upper ZS49/28.6 Black CheckoutSpec= Standard Eyelet 57.5mm A great look and fit40 Series Solutions: separate top and bottom headset cup assemblies for tapered, reducer and conversion applications (mix & match system helps reduce inventory overlap) Same features and materials as 40 series complete headsets Top assemblies include star nut and top cap, while bottom assemblies include crown race (Carbon indicates a carbon top cover) Cane Creek Integrated 41. 0mm ID (36x45), Campy Hiddenset 42. 0mm ID (45x45) , ZS (ZeroStack), or EC