Peaty's Holeshot Fast Flow Tubeless Valves - Punch Size:42mm High-quality rear derailleur's upper and

High-quality rear derailleur's upper and lower pulleys with sealed ceramic bearings make the leap to reduced friction

The chuck and bits are both magnetic for easy attachment

solid ride

5 x 11 cm / 24

and superior imaging

Peaty's Holeshot Fast Flow Tubeless Valves - Punch Size:42mm High-quality rear derailleur's upper andHoleshot Fast Flow Valves deliver approximately 200% greater airflow than our Mk2 Presta valve, while maintaining an air tight, fail safe design that reduces the risk of damage during use. Key Product Features 200% more FLOW than a MK2 Presta Valve No sealant clog Fully tyre insert compatible Fully serviceable with no throw away parts Internal and external anodising to reduce clog Air tight fail safe valve mechanism located inside the rim Micro