NEW! HSA AR STYLE STOCK FOR 13ci OR ANY 2" DIAMETER HPA TANK - TOOLLESS ADJUSTABLE FREE FLOATING! ARP9 drum 1x Expansion Chamber Adapter Plug

1x Expansion Chamber Adapter Plug

- extended Picatinny top rail

as it is intended not to affect others in the immediate area

With the PolarStar UGS™ (Universal Gas Stock) you can now get the performance advantage of a HPA system without needing to be tethered to a remote air rig and still retain the likeness and function of a traditional adjustable AR-15 stock

NEW! HSA AR STYLE STOCK FOR 13ci OR ANY 2" DIAMETER HPA TANK - TOOLLESS ADJUSTABLE FREE FLOATING! ARP9 drum 1x Expansion Chamber Adapter PlugKey features and benefits! 3D Printed with Strong PETG Filament NO TOOLS NEEDED TO ADJUST Compatible With: any air tank with 2 Inch Diameter (e. g., 13ci, 15ci, 17ci) directly, eliminating the need for external hoses or a guide rod. Collapsible and adjustable: The stock is adjustable, allowing for a comfortable and secure fit, while its collapsible design is similar to modern military stocks. Ergonomic and low profile: It provides a comfortable grip