Marui M4 S-SYSTEM

The Maruin M4 S-System is based on the S.I.R.-System designed by A.R.M.S. SIR-system's four rails can be fitted with a wide range of accessories, such as sights and lamps.

In addition to the weapon it also has collapsible stock, reversible sights, and an aluminum barrel to further increase the robustness of this sturdy weapon. Original A.R.M.S. SIR is used for example by a American PMC company called Blackwater which is currently also known as Academi.

This gun does not come with a battery or charger, so take advantage of the offers shown on the left when purchasing this weapon.

Magazine 68 rd Length 768 / 850 mm Weight 4100 g Velocity (0,20g) 90 m/s Battery (not included) Mini (8.4V)

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