re in three round burst or semiautomatic

"Gamma" straight profile trigger face

Removable Front and Rear Sights

Full metal design

03mm tight bore barrel for the best accuracy

Prometheus ARP 9 Inner Barrel 6.03 128mm AEG Charging Handle re in three round burstPrometheus 6. 03 EG Tight Bore Inner Barrel 128mm For G&G ARP Series Inner barrel bore width of 6. 03mm with a tolerance of 0. 01mm, made of stainless steel for superior strength necessary to maintain accuracy without the need for coatings. The barrel is arguably the heart of any airsoft gun and determines various performance factors such as velocity (FPS), accuracy, and precision (consistency). Real steel guns have a single metal barrel while airsoft