M933 is the variant of the M4A1 Carbine which has a 10.5 inch barrel, allowing user to better operate in extreme close combat environment. It mainly used by US Special Force and US police, SWAT for its easy carry and short length.

Features:
14mm”-” Metal Flash Hider.
Nylon Fiber Handguard with 10.5 inch outer barrel.
Store up to 9.6V mini type battery / 7.4V Lipo Battery (Small Plug) inside Handguard.
Nylon Fiber Body Frame with King Arms Marking and and removable carry handle.
Standard 20mm rail on the upper frame for rail attachments.
Adjustable Hop up System.
Constructed with King Arms Ver 2 7mm Bushing Gearbox.
Nylon Fiber Retratable Stock with 6 Positions Collapsible.
Ready to go for 370 – 390 FPS without modification.
Included 300 rounds Hi-cap Magazine.

** Please note that Battery and Charger are not included.**

Specifications:
Length: 680mm, 760mm (Stock extended)
Barrel Length: 275mm
Shooting Mode: Safety, Semi-Auto & Full-Auto
Weight (g):  2620 (gun with magazine), 3450 (with box)
Color: Black
Gearbox: King Arms Ver 2 7mm Bushing Gearbox
Battery: 9.6V mini type battery / 7.4V Lipo Battery (Small Plug)
Magazine Capacity: 300 rds
Material: Nylon Fiber & Metal  
Bullet type: 6mm BB
Power (Muzzle Velocity): 370 – 390 FPS
Manufacturer: King Arms