Go System Butane Gas 220g 4 Pack.
• Bayonet cartridge of premium butane gas.
• A Countersunk Relief Valve (CRV) system safely releases gas in the case of a build-up in internal pressure.
• 227g Butane-IsoButane Propane Mix Bayonet Gas Cartridge.
• Effective to -20 deg C.
• Non- refillable.
• Filled to the European standard EN417.
• Sold in packs of 4.
