Windham Weaponry

This RP9 300 Blackout AR pistol features polymer front/rear flip sights, a 9" melonite QPQ finish barrel with a A2 flash suppressor, a 7075 T6 aluminum receiver with a black hardcoat anodized finish, a SB tactical pistol arm brace, and a 30-round magazine capacity. Windham Weaponry's RP9 AR pistol in 300 Blackout features a laser-engraved caliber mark on the left upper receiver. The 9" melonite QPQ-finished barrel has a 1:7" twist with an A2 flash suppressor and a 7" free-float handguard. The flattop receiver is forged from 7075 T6 aluminum with a black hardcoat anodized finish, features an aluminum Magpul enhanced trigger guard, and has polymer front and rear flip sights. This semi-automatic uses a gas impingement system. It is fitted with an SB Tactical pistol arm brace, Hogue beavertail pistol grip, and a 30-round magazine.