Eclipse Performance Gravel Tube — 622/584 × 30/45 mm Valve type:Presta Compatible with standard extensions

Compatible with standard extensions

Compatible with all current Brompton models — S Line

full charge in 75 minutes

Custom Narrow (23–35 mm) — road-profile

Eclipse Performance Gravel Tube — 622/584 × 30/45 mm Valve type:Presta Compatible with standard extensionsA reliable, lightweight TPU gravel tube built for everyday adventure mileage. Made in Germany with a patented all aluminum valve and a patented end to end welding process. Why it works 5153 g, depending on valve length. Roughly 70% less than a standard butyl gravel tube a difference you feel in acceleration on rolling terrain and in your bag when you're carrying a spare. Holds pressure on washboard and chunder. TPU doesn't creep at gravel pressures