2 years agoEp-2: This Is Not the Hardest Part! AR-15 Barrel Basics.AT3 Tactical Knowledge Source: Beginner's Guides; AR-15 Tips; AR15 Tricks; Guns & Gun Building AR10 AR-10
1 year agoThe HK416 (Piston) is less reliable than the AR15 (Direct Impingement), but still better than the AKInRangeTV