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Sintered bristle compounds for safe cleaning
No pressure points and more ventilation: The floating front headband increases airflow and eliminates pressure points
The Speedframe Pro Helmet earned Virginia Tech’s best rating (5 stars) in its Bicycle Helmet Ratings program
10% Spandex
close-to-body fit for aero gains on any terrain
Muc-off Big Bore Hybrid Tubeless Valves X Large BSS-002245 Sintered bristle compounds for safeMuc off Big Bore Hybrid Tubeless Valves X Large Engineered with precision and designed to deliver maximum inflation simply and efficiently, this patent pending valve sets a new standard and is the benchmark in high air flow tubeless tyre systems with a revolutionary 'Straight through' internal design for maximum airflow fire power. Our Big Bore Hybrid offers up to 245% higher air flow than traditional Presta valves thanks to the straight through bore
