Pay in 4 interest-free payments of $12.50 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
Mobius Rail: Closed loop design for added strength and weight distribution
Progressive bottom-out bumper
Ramped center knobs roll fast on hardpacked terrain and provide excellent braking traction
Optimized hood shape fits a wider range of hand sizes
Viking takes many proven features from The Rockville Stem and delivers them at a mid-level price point
Muc-Off Big Bore Hyrid Tubeless Valve Stems - Small, 30mm, Iridescent brake-lever-hood Mobius Rail: Closed loop designSay goodbye to the hassle of traditional tubeless valves that clog up and require valve cores to be removed to fill sealant with sufficient air flow during set up. Big Bore Valves are engineered with precision and designed to deliver maximum air inflation simply and efficiently. Crafted from 7075 aircraft grade CNC machined aluminum construction with a stainless steel ball valve, this fully serviceable valve is built to withstand the toughest rides,