ICS SG-551/552 series are all popular for being high grade models for players. At the moment, ICS generated a new concept of a modular rail system integrated to the ICS SG series as a progressive Rifle! All-round Tactical use, accurate shooting, Ergonomics advanced in target of development for SG MRS series, furthermore, low-visibility paint has been manipulated with real gun products. This is the flagship gun of the ICS SIG line up. There is just about nothing you can’t mount on this fully railed monster. Combined with cheek rest and Long Barrel set up, you are sure to get to those mid/long range shots as your opponents run for cover!!