Barrel Caliber: 6

Some major notable improvements are the custom frame and polymer grips which accepts double stack magazines while at the same time reducing overall weight

A true quick change spring system enables adjustment from CQB to outdoor and back through unlocking the mechanism secured inside the buffer tube

Licensed Trademark of Heckler & Koch Gmb

Tired of using smaller batteries for an all-day game

G&P 7.4v 380mAh LiPo Battery for HPA Engines with JST plug Glock Accessories Barrel Caliber: 6Features Designed for use in Airsoft HPA engines JST plug Dimensions: 40mm x 20mm x 10mm Plug type: Small Tamiya Charging plug type: BMS XH 4 Pin Charging Connector Specifications: 7. 4 V 380 mAh Charger: Not Included. Lithium Polymer Li Po Chargers Only (BMS XH 3 Pin Charging Connector)