Nine Ball Hi Capa HPA/M4 Magazine Adapter HK53 The kit only variant does

The kit only variant does NOT include a magazine

This adapter is unlike anything else on the market

Compatible with various magazines with 4 types of adapters

Features: 5-year hydro date

Battery Location: Rear wired to Deans

Nine Ball Hi Capa HPA/M4 Magazine Adapter HK53 The kit only variant doesHi 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