The HP-15 5.56 Complete Upper Receiver comes fully assembled and ready to install on your lower receiver. It features a 10.5” barrel crafted from 4150 Chrome Moly Vanadium steel, utilizes a carbine-length gas system with a 1:7 twist rate. A 9.5” free-float handguard with M-LOK slots provides space for customization. The bolt carrier is made from steel and the bolt is Nitride finished.

Hi-Point^® 5.56 Pistol Upper Receiver Specifications:

• Bolt Carrier Group (BCG), Nitride Coated
• Threaded 1/2 x 28 barrel standard
• Muzzle Device: A2 Birdcage
• Barrel length: 10.5″
• Barrel Twist: 1:7
• Barrel Material: 4150 Chrome Moly Vanadium
• Hand Guard: 9.5″ M-Lok
• Gas System: Carbine