Silca Hiro Side-Lever Locking Presta Chuck - Carbon Steel R1 The Muc-Off Inflator kits help

The Muc-Off Inflator kits help riders quickly inflate their tyres and get back to riding in no time

Expandable back pockets for maximum storage that keep jersey laying flat

Use a quality grease when installing in steel or aluminum BB shells

keeping you both confident and in control

Silca Hiro Side-Lever Locking Presta Chuck - Carbon Steel R1 The Muc-Off Inflator kits helpLeaking chucks are a thing of the past with the HIRO locking chuck. Use it on short valves, disc wheels, and any other Presta valve you can throw at it. Years ago while Josh was working with the Team CSC at the Dauphine Libere, he noticed one of their mechanics using the most amazing little chuck to manage the disc wheel inflation. Unlike anything he had seen before, it was all metal and used a 'lollipop' lever on the side to lock onto the valve stems