Click to expand Tap to zoom Paintball 3K 3000 psi CO2 Tank Valve Burst Disc Disk by Generic Sale $4.99 | / SKU 935 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Paintball CO2 Tank 3K Burst Disk.Fits CO2 Tank Valves - Should be universal for most all CO2 brass valves.