This AR-style pistol from ET Arms is perfect for anyone who likes a lightweight, tactical firearm. Chambered in 5.56, these pistols feature an M-Lok handguard, flip-up sights, and unlike the gen-2 lower receiver, the gen-3 Plum Crazy hybrid lower receiver is made with reinforced aluminum with a polymer skin. In addition, the gen-3 lower is manufactured specifically for pistol applications. ET Arms Plum Crazy AR-Pistol 223/5.56 7.5" 30+1 w/Flip-Up Sights (Hybrid) 7.5" 5.56x45 barrel 1:8 twist 7" M-LOK hand guard Bird cage flash hider Poly SAFE-T First trigger system Flip-Up Sights 3oz buffer 30 round mag Pistol brace 6.61 Lbs"/\