The 
G&G GPM92 DST
 is a full-metal, gas blowback (GBB) airsoft pistol, finished in a Desert Tan (DST) color, known for its realistic Beretta M92-style ergonomics and innovative internal gas system. 
 
Key Features and Specifications
Material: Full metal slide and frame, providing a realistic weight and durable feel.
Color: Desert Tan (DST) finish.
Power Source: Uses green gas (some GP2 versions may use CO2).
Innovative Gas System: Features a patented "whirl cylinder valve" and an integrated micro-filter to regulate gas flow, reduce cool-down effects, and prevent liquid gas from entering the system, which enhances efficiency and safety.
Hop-Up Adjustment: Unique hop-up adjustment system is located in the barrel and uses a dummy 9mm bullet-shaped key, allowing for adjustments without field-stripping the pistol.
Magazine Capacity: Comes with a 27-round metal magazine (a 50-round extended magazine is also available separately).
Muzzle Velocity: Typically fires around 320 FPS (feet per second) with green gas, making it suitable for both indoor CQB and outdoor fields.
Tactical Rail: Equipped with an under-barrel 22mm RIS (Rail Interface System) for mounting accessories like flashlights or lasers.
Threaded Barrel: The outer barrel is threaded (12mm CCW) for optional mock suppressors or tracer units with an adapter.
Packaging: Usually includes a hard plastic carrying case with the manufacturer's logo.