Muc-Off Big Bore Lite Tubeless Valve Stems - Small 30mm Blue CheckoutTitle=RaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring (52mm Chainline) - 36t 3-layer membrane with good breathability

3-layer membrane with good breathability that protects your hands from cold and ventilates body heat for the best comfort

HS5 Turquoise

60mm model has suggested rim depth of less than 20mm

Holmenkol Natural Products are biodegradable according to OECD 301

Muc-Off Big Bore Lite Tubeless Valve Stems - Small 30mm Blue CheckoutTitle=RaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring (52mm Chainline) - 36t 3-layer membrane with good breathability230% higher air flow than traditional presta valves thanks to the straight through bore deisgn Precision CNC machined from 7075 aircraft grade aluminium Stainless steel ball valve with seals and O rings 4 way tyre insert air flow base is compatible with most tubeless inserts 4mm machined hex key slot for easy installation removal Available in 25, 35, 45mm valve stems to suit different rim depths TECH SPECS Valve Presta Valve Length 60mm