Ritchey Comp drop ,,,In Headset IS42/28.6-IS52/40, Black | Bikeinn
Cane Creek 110 Series integrated headset blue IS42/28.6 IS52/40 upper – adbikesredux
Cane Creek 40-Series Integrated IS42 IS42/30 Italian Standard Headset - Components
FSA - Orbit CF-33 IS42/47 Integrated Headset - Campagnolo Integrated Style - SoCal Bike - Oceanside, Carlsbad and north San Diego county's favorite bike shop, Bicycle and ebike rentals, sales, and service