E*thirteen Quick Fill Tire Plasma Valves(23-30mm Rim) Pair - Blke*thirteen Quick Fill Plasma Tubeless Valve Aluminum 23 31mm Black Pair. Game changer! The Quick Fill Plasma Valve connects directly with the sealant bottle tube for direct injection after mounting the tire resulting in mess free installation. The Valve allows riders to add sealant without breaking the tire bead and without the need for tools. Resists build up and prevents sealant from clogging and congealing at the valve. No more sticky mess Oversize