XLC AP-C02 Ahead 1 1/8" Expander for Carbon Steerers

XLC headset expander with 40mm clamping height for 1 1/8" forks with carbon steerer. It stabilizes the carbon steerer from the inside for a stem clamping that is gentle on the material. Suitable for an inner fork steerer diameter 22.0 - 23.4mm (without shim) and for inner diameter 23.4 - 25.0mm (with shim).