The 
Archwick B&T Air APC9K Pro GBB
 is an officially licensed, highly realistic airsoft replica of the B&T APC9K Pro submachine gun, known for its robust CNC aluminum construction and compact size for CQB use.
 
Specifications
Specification 
Details
Length
375 mm (folded) - 553 mm (extended)
Weight
~2.2 kg (2195g - 2350g)
Power Source
Green Gas or CO2 (via optional magazines)
Muzzle Velocity
300-395 FPS (with 0.2g BBs), around 1.2 J
Inner Barrel
129 mm (6.03 mm ID)
Magazine Capacity
30 rounds (gas magazine included)
Material
CNC T6061T6 Aluminum (upper receiver, handguard, bolt), S45C Steel (internal parts, outer barrel, stock rails), Nylon Fiber Reinforced Polymer (lower receiver, grip)
Fire Modes
Safe, Semi-auto, Full-auto
Hop-Up
TDC Direct Pressure, adjustable, uses TM MWS spec bucking