The SD BMX headset is made to suit tapered frames and forks but also includes an extra adapter which allows you to run a straight 1 1/8-inch fork in a tapered head tube.
- Fits BMX racing frames with 1.5" / 1 1/8" head tube
- Precision sealed bearings
- Works with 1.5" diameter fork or 1 1/8" fork
- Comes with spacer for 1 1/8" diameter fork
- Star nut and alloy top cap included