HM Defense HM50B2 Gen2 29.25" 10R Rifle

The HM Defense HM50B2 50BMG in black represents a purpose-built rifle engineered for long-range precision shooting and specialized tactical applications. This Generation 2 iteration refines the original HM50B platform with strategic weight reduction and structural reinforcement in areas critical to sustained performance, particularly for users who demand reliability in demanding operational environments. The rifle ships with a 10-round magazine, providing the capacity typically necessary for range sessions and field work with .50 BMG ammunition.

Key improvements in the HM50B2 design focus on receiver geometry and rail integration. The upper receiver, lower receiver, and accessory rail system were redesigned with modernized aesthetics and weight optimization without compromising structural integrity. The adjustable stock features HM Defense's proprietary machined design with a steel through-bolted mounting system that anchors securely to the lower receiver—critical for maintaining zero under the severe recoil impulses characteristic of .50 BMG rifle shooting. The stock offers multiple user preferences: adjustable comb, adjustable length of pull, and removable butt pad. A removable 1913 picatinny rail on the stock allows integration of additional equipment. The rifle weighs 58.2 pounds, a substantial platform engineered for the ballistic demands of the .50 BMG cartridge.

This platform serves shooters pursuing extreme-distance precision work, including long-range training, competition shooting, and specialized applications where .50 BMG capability is operationally justified. The modular approach to the stock and rail system allows customization to individual ergonomic preferences and mounting requirements. At 29.25 inches in barrel length and measuring 53.3 inches overall, the rifle balances velocity optimization with transport and handling considerations—the 29.25-inch barrel extracts substantial velocity from .50 BMG loads while maintaining an overall platform that, while large, remains within practical working dimensions for dedicated shooters.