Releases CO2 with a simple press down on the head, allowing accurate controlled inflation. 

Compatible with both Presta and Schrader.



  • Material: CNC machined aluminium (valve head), Neoprene (grip).
  • Size: 4.4 x 3 x 1.6cm (adapter).
  • Weight: 22g (adapter).
  • Includes: 3 x 25g cartridges & 1 neoprene grip.

Birzman Roar Canister 25g CO₂ Inflator Set