Zipp Carbon Headset Spacer Set - Lightweight UD Fiber, Precision-Engineered JPA/JPA2/JPA3/JPA4//JCA//JFL/JFL2/JFL3/ The 13-tooth pulley wheels optimize

The 13-tooth pulley wheels optimize chain guidance and reduce friction

durable tire that performs on challenging terrains and enhances overall riding confidence

this versatile helmet combines innovative engineering with sleek design to meet the demands of every climber

designed for cyclists who prioritize ergonomic support and versatile handling

Zipp Carbon Headset Spacer Set - Lightweight UD Fiber, Precision-Engineered JPA/JPA2/JPA3/JPA4//JCA//JFL/JFL2/JFL3/ The 13-tooth pulley wheels optimizeImprecise spacers can cause your headset to loosen, affecting 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" diameter in 4 (x2), 8, 12, and 30 mm heights UD carbon fiber finish