The Raider MC5 Pistol features a HM patented Monobloc barrel with an integrally machined gas block. The 4150 Chromoly barrel has 1/2"x28 TPI threaded muzzle and a carbine gas system. It is also match grade, tripled honed, and button rifled. The 8.50" handguard is free-floating with a Picatinny rail, Magpul M-LOK mounting system, and is made from 6061-T6 aluminum. Both upper and lower receiver are machined from 7075-T6 aluminum with a hard coat anodized finish. The Raider MC5 also utilizes a M16 bolt carrier with patented HMB bolt, Mil-Spec components, HM QD end plate, and an adjustable Shockwave 2.0 Blade pistol stabilizer.