Experience the smoothness of a Premium Ritchey classic Semi-Integrated Upper ZS Headset. Designed for optimum performance, this bike accessory is a must-have for every passionate cyclist out there. It's perfect for bicycles fitted with semi-integrated ZS headsets, proving Ritchey's commitment to versatile, adaptable design.

The Headset is composed of full-complement stainless steel angular contact cartridge bearings, ensuring long-lasting durability and exceptional resistance to wear and tear. These bearings are packed with Ritchey's high-webbing grease, offering smooth operation and reducing friction - an essential for maintaining high-performance cycling.

Durability is further guaranteed with the body made from hard-wearing alloy, standing up against the toughest challenges. Energy-efficient and lightweight, the headset has a stack height of 10.1mm, perfect for cyclists keen on optimal, streamlined performance. It fits a headtube inner diameter of 44mm, making this part flexible enough to work with a vast array of bicycles.

Experience the efficiency of the ZS44/28.6 (1 ?”) bearings, featuring a 41.0/30.15/7mm 45°/45° sealed cartridge (ACB). This professional-grade accessory guarantees a smooth ride and swift steering responses, enhancing overall handling and performance.

The sleek high-polish silver finish offers a timeless aesthetic appeal, adding a touch of class and sophistication to your bicycle. Weighing in at just 51g and including a top cap, upgrading your bike has never been simpler or more stylish.

Trust in the quality and precision of Ritchey with their Classic Semi-Integrated Upper ZS Headset, designed to enhance your ride and optimise your cycling performance.