Tru-Tension Fill Fast Valve - Black Size:80mm Common E-MTB “speed limit” gears

Common E-MTB “speed limit” gears (11t-13t-15t) cogs are replaceableSplined driver body compatibility11-50t range

the Zenith 4 recharges in just under 3 hours from empty and is compatible with most modern power banks

mix and match

Easy to fit without any risk of error

Tru-Tension Fill Fast Valve - Black Size:80mm Common E-MTB “speed limit” gearsIntroducing FILLFAST, the cutting edge high flow, anti clog valve system. With 3. 75x the flow of standard Presta valves, it redefines efficiency and performance. Engineered for rapid, effortless inflation, FILLFAST sets the benchmark for high airflow tubeless systems, featuring Anti Clog technology for reliable, blockage free performance. Not sure what size to get? Stem length 44mm: <20mm. Stem length 60mm: 20 30mm. Stem length 80mm: 30 50mm.