Harrington & Richardson is bringing their run of complete 300BLK retro pistols. This 733-style pistol features a dedicated .300 Blackout-marked M16A2 lower and an adjustable pistol stabilizing blade.
- Carbine 6-Hole Handguard
- HAR-15 Adjustable Pistol Stabilizing Blade
- 6-Position Carbine-Length Buffer Tube
- A2-Style Muzzle Device