built the first glass-filled nylon fiber AEG in their G36s

Machined aluminum alloy construction

the ProForce P229 features a full-metal slide with realistic blowback

snappy CO2 blowback action

Weight: 2599g

Prometheus EG Barrel 407mm/ Inner Barrel kwa built the first glass-filled nylonPROMETHEUS EG Barrel Series Inner bore width of 6. 03mm with a 0. 01mm tolerance! Solid BB stability and accuracy, made with enhanced stainless steel (SUS) material! 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