G&P Battery Carry Folding Stock for Marui/G&P M4 AEG (Crane)

G&P Battery Carry Folding Stock for Marui/G&P M4 AEG (Crane) PA+GF Construction Stock Aluminum & Copper Folding Stock Adaptor CNC Aluminum Stock Pipe Suitable for Tokyo Marui & G&P M4/ M16 Metal Bady Series Maximum Can Fit 11.1v 1200mAh Li-Poly Battery Included: Crane Type Buttstock (Black) (COP068BK) Folding stock adaptor with wire S.F. 6 Position Stock Pipe Steel Stock Ring **When folding the stock, the battery cannot electrify**