This is a headset designed to let you use a 1-1/8″ threadless fork in a 1″ BMX or Chicago Schwinn frame. The cups are 32.6mm and included is a 30.0mm crown race and a 1-1/8″ star nut w/ alloy top cap. It has cage style bearings and a black finish.

If you are looking to install a 1-1/8″ threadless fork in a 1″ BMX or USA made Schwinn frame, this is what you need.

Color:Black