Hinterland Outfitters - Radical Firearms RF-15, Semi-auto, AR, 300 Blackout, 16 in Barrel, 1:8 in Twist, 15 in RPR MLOK Handguard, Anodized Finish, Black, Gray B5 Pistol Grip and B5 Stock, 1 Mag, 30 Rounds FR16-300HBAR-15RPR-GRY