Nine Ball Hi Capa HPA/M4 Magazine Adapter btc-black-talon-concepts Their products are a result

Their products are a result of a ten year study of sound suppressor design and a rigorous seven year R&D program put together from computer design

The design has two nubs with a channel in between

Due to its compact size

Please note: In the case of Regional Lock

While the GC16 Predator knocks other AEGs in its price range out with its agressive styling

Nine Ball Hi Capa HPA/M4 Magazine Adapter btc-black-talon-concepts Their products are a resultHi Capa HPA M4 Magazine Adapter Stable operation unaffected by temperature fluctuations! Increased magazine capacity using M4 magazines! A great option for those that want to play on the offense! NINE BALL Hi Capa HPA M4 Magazine Adapter will allow you to use HPA (High Pressure Air) and Tokyo Marui spec M4 AEG magazines with Hi Capa Gas Blowback series pistols. HPA ensures stable performance and eliminates inconsistencies which can often be affected