Click to expand Tap to zoom Nine Ball Replacement Fill Valve (Pack of 3) by Nine Ball Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $27.99 SKU 4560329173619 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Features Replace your original Airsoft GBB Magazine fill valves (5mm Diameter) Hides that ugly brass from the bottom of your magazines Made of steel Compatibility: Tokyo Marui / KSC / Marushin / Maruzen Airsoft GBB PistolsPackage Includes: 3x Injection Valves