The Birzman Roar Control incorporates Birzman's patented 'Turn Pierce Function,' which includes a built-in valve. This design allows for easy and controlled inflation by simply turning the cartridge to adjust the CO2 flowwhether to increase, decrease, or s
The Birzman Roar Control incorporates Birzman’s patented ‘Turn Pierce Function,’ which includes a built-in valve. This design allows for easy and controlled inflation by simply turning the cartridge to adjust the CO2 flowwhether to increase, decrease, or stop it.
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