ICS M4 SIR PLASTIC VERSION
ICS Plastic M4 Version
Hop-Up: same as ICS metal version hop up. Adjustable hop-up
Firing Rate: Firing rate depends on battery voltage and spring setting
Battery: compatible with 8.4 v/9.6 v Ni-Cd, Ni-Mh, (Type 03) (Type 04) 7.4v Li-Po (Type 20) (Not Included)
Weight : around 2500 kg ~ 3000kg
Max.range : N/A
Mag Pellet Capacity: 300 rounds
Body material ： plastic
Outer barrel material ： same as ICS metal version, metal
RIS material： same as ICS metal version, metal
stock material ： same as ICS metal version, metal or plastic
carry handle material ： Plastic 
Unique Serial Numbered Body： Yes
Metal Bearings ： Yes
High Quality Silicone Wiring System： Yes
Hot-Swap Gearbox Design (Change your upper gearbox (main spring & piston) in under 5 minutes!) ：Same as ICS metal version, Metal split gear boxWorking forward assist knob (releaves strain on gears after use)：Yes

Box Contents
One Rifle 
One 300rd High-Capacity C7 Magazine