Birzman

Compatible with both Presta and Schrader under the same simple steps:Insert, PUSH the collar down, and TWIST it by one turn to secure engagement; simply pull back the collar to...

Roar 16g Set releases CO2 with a simple press down on the head, allowing accurate controlled inflation thanks to Birzman's patented 'Activate Valve Function'. Compatible with both Presta and Schrader...

Equipped with a straightforward threaded valve head, compatible with both Presta and Schrader valves. Features a swivel device that prevents the hose of the pump from self-rotating when threading and...