HM Defense Technology 16MBUP556 Upper Receiver 5.56 NATO 16″ Barrel Free Float Hand Guard Picatinny/M-LOK Cerakote Black Finish

HM Defense’s mission is to advance AR15 / AR10 rifle technology to its highest level. They strive to create rifles that are more accurate, easier to maintain, and dependable in extreme conditions.

• Patented HM MONOBLOC Barrel with integrally machined Gas Block
• Free-float rail with Picatinny and M-Lok
• Patented HMB Bolt which replaces cam pin hole with cam pin socket and tapered cam pin