The ORBEA OC Stem RP21 Round Spacer is a clean, purpose-built solution for dialing in your cockpit height and achieving a perfectly integrated look with your OC stem system. Designed to sit neatly between the headset and stem, this round spacer helps you fine-tune your handlebar position for improved comfort, control, and efficiency on long rides or demanding terrain. By allowing small but important adjustments in stack height, it lets you find a riding posture that reduces strain on your back, neck, and shoulders while maintaining precise steering response.
Crafted to match the aesthetics of modern ORBEA bikes, the OC Stem RP21 Round Spacer offers a seamless visual transition between frame, headset, and stem. Its robust construction is made to withstand everyday riding, from fast road sessions to rougher mixed-surface adventures. Ideal for riders who value both performance and a clean, integrated appearance, this spacer is a simple yet essential finishing touch when building, upgrading, or refining your cockpit setup. Whether you are fine-tuning fit after a bike fit session or adjusting for seasonal riding positions, this spacer provides reliable, fuss-free adjustability.