Big Bore Lite Small Sport Bearing Grade Stainless Steel Crown

Bearing Grade Stainless Steel Crown Race Diameter 40mm Headset Position Complete Headset Type Integrated Lower Cup 52mm Material Aluminum S

Maximum Cog 52T Minimum Cog 10T Primary Color Black Speed 12

ROCKY MOUNTAIN

Reduces rattling inside your internally routed frame

you won't even realize you're wearing protection until the duty of our RPT technology is called to action

Big Bore Lite Small Sport Bearing Grade Stainless Steel Crown230% 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 Attributes Valve Presta