Muc-Off MTB Tubeless Sealant 500ml

Our Big Bore Lite offers up to 230% higher air flow than traditional Presta valves thanks to the straight through bore design. Our Big Bore Hybrid offers up to 245% higher air flow than traditional Presta valves thanks to the straight through bore design. Crafted from 7075 aircraft grade CNC machined aluminium construction with stainless steel ball valve, this fully serviceable valve is built to withstand the toughest rides, whatever the conditions.