Click to expand Tap to zoom ASG Ultrair Green Gaz Bottle by ASG Out of Stock $17.99 SKU 50148 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Out of Stock Features: ASG exclusive formula; silicone base added for lubrication of Airsoft guns US Department of Transportation approved DOT Approved at 115 +/- 5PSI at 70F Net weight of 226g (8oz)