Cane Creek 40-Series Alloy Crown Race 52/40 + 6mm Default:Default 3mm and 16

3mm and 16

causing annoying pad rub and affecting performance

Tested faster on other race bikes in our aerodynamic modeling system

It is designed as a genuine Trek/Bontrager replacement wheel and is a great option for replacing a damaged wheel or upgrading a compatible road or all-road setup

Cane Creek 40-Series Alloy Crown Race 52/40 + 6mm Default:Default 3mm and 16Crown races for Cane Creek headsets fit a variety of lowers and crown race seat diameters. Key Features Compatible with 10 , 40 and 110 Series headsets and backwards compatible with S and XX Series Integral mold seals keep out the elements Specifications Crown Race 40