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The PRO2A Left Hand 7.5" 300 Blackout Non-Reciprocating (NR) Side Charging Pistol Upper Receiver is highly optimized for close-quarters platforms, tactical applications, and running suppressed setups. This true left-hand ejection design clears gases and spent shell casings away from southpaw operators, combined with an ergonomic side-charging handle that stays completely stationary while the firearm cycles.
| Upper Receiver | Gibbz Arms G4 Billet Aluminum Left Handed Receiver, Gen 2 Handle |
|---|---|
| Charging System | Non-Reciprocating Right-Side Charging System (Handle Opposite Side of Ejection Port - Stationary during firing) |
| Barrel Length & Profile | 7.5-Inch Medium Profile |
| Caliber | 300 Blackout (300 BLK) |
| Twist Rate Options | 1:7 Twist or 1:5 Twist (Optimized for Subsonic Stabilizing) |
| Barrel Finish | 4150 Chrome Moly Vanadium Steel with Melonite/QPQ Treatment |
| Gas System | Pistol Length Direct Impingement |
| Handguard | 7-Inch Slim Profile Free Float M-LOK Handguard Rail System |
| Muzzle Device | A2 Flash Hider (5/8x24 Thread Pitch) |
This premium 300 Blackout assembly brings unmatched ergonomic balance to short-barreled personal defense setups. By pairing a professional-grade billet non-reciprocating receiver with ultra-fast barrel twist configurations, it delivers reliable cycling and precise control when shooting heavy subsonic duty loads or moving through tight technical environments.
| SKU | P2ALNR300BLKACT7PIS75-TK |
|---|---|
| Barrel Length | 7.5 inch |
| Rifle Caliber | 300 Blackout |
| Manufacturer | Pro2A Tactical |