Precise spacers keep your headset tight, and provide correct bike handling and component life. Lightweight and precisely parallel, Zipp carbon headset spacers are precision ground to keep your fork secure through every twist, turn and bump in the road. 1-1/8-inch diameter in 4, 8, 12, and 30 mm heights.
Adjust the width of your arm rests to ensure optimum airflow, power transmission, and comfort when doing a TT or bike leg. - Four positions reversible inwards or outwards for the ultimate in positioning - Bolt holes 25.0mm center to center - Fits Vuka Aero, Vuka Clip, Vuka Stealth
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