Another custom airsoft gun from Airsoft GI as presented by Tim... "This Airsoft GI custom M4 is a great gun for an amazing low price. Since it is OEM'd buy ARES, the internals are great, with high quality wires, 8mm bushings, and a micro switch, this gun's internals make the gun reliable and battle ready. The shimming sounds great, the body is solid, and for this low of a price, this gun is not to be missed. Be sure to check it out on our website."