KCNC Top Cap & Bung - Carbon Steerer

Aheadset adjuster suitable for carbon fork steerers as well as alloy. 3 alloy collets 37mm long expand inside the steerer tube to allow the top cap to be pulled down to tension the headset bearings.

CNC machined 6061 Al alloy

anodised top cap

Anodised alloy bolt

bung length 37mm

minimum steerer internal diameter 23.5mm

Weight : 35g