Brand : UltraForce

Material : High-Pressure Liquefied Gas / Metal Canister

Compatible with : Heavy-Bolt Gas Blowback (GBB) Rifles & Reinforced Metal Slide Pistols

Weight : Approx. 380g (Net Gas Weight / 1100ml Volume)

System :This UltraForce 18KG Black Gas is engineered to deliver maximum pressure for high-performance gas blowback (GBB) airsoft systems. Specially formulated for cold weather operations or heavy steel/aluminum bolt carrier groups, it provides a powerful, crisp kick and prevents dramatic FPS drops during rapid fire. The mixture includes a precise ratio of integrated silicone oil to lubricate internal seals and magazine valves, protecting your components from the extreme pressure