Kizuna Works KW-15K Gas Blowback Airsoft Pistol Unicorn The Hopup Chamber M4A unit

The Hopup Chamber M4A unit is wisely equipped with an interchangeable Inlet Adaptor OD11mm to ensure the hopup unit is inserted exactly in the center of the 11mm inner bore AEG Gearbox/HPA Engine nozzle outlet without wobbling

Very reliable and a lot of fun to shoot

Ambidextrous magazine release

RUGGED NITROGEN FILLED AND SHOCK PROOF BODY ENHANCES SCOPE VITALITY

There's also a different mosfet version (SSS) that is an upgraded variant

Kizuna Works KW-15K Gas Blowback Airsoft Pistol Unicorn The Hopup Chamber M4A unitHigh quality aluminum alloy slide construction Injection molded, nylon fiber reinforced polymer frame Ambidextrous magazine release and thumb safety for right and left handed use Frame features a picatinny rail Steel hammer, sear, and valve knocker Ergonomic grip design with rubberized texture