HM Defense Defender M5 5.56 NATO 16" Semi-Auto 30+1 12" M-LOK Optic Ready HM15F-MB-556

HM Defense Defender M5

The HM Defense Defender M5 is a standout AR-15 rifle chambered in 5.56 NATO/.223 Remington, distinguished by its patented MonoBloc barrel with an integrally machined gas block that enhances accuracy, simplifies maintenance, and improves heat dissipation. The match-grade 4150 chromoly barrel is triple-honed and button-rifled with a mid-length gas system and 1:8 twist for exceptional precision and smooth operation across diverse ammunition types. Billet 7075-T6 aluminum receivers with hard coat anodized finish provide rugged durability.

This model features a 12-inch free-float handguard with full Picatinny top rail and Magpul M-LOK compatibility for extensive accessory options, a muzzle brake to mitigate recoil, and ergonomic enhancements including a Mil-Spec adjustable HM stock and Magpul MOE grip. The optic-ready flattop receiver supports seamless integration of modern sighting systems.

Ideal for tactical training, competitive shooting, home defense, or precision range sessions, the Defender M5 combines innovative barrel technology, modular versatility, and reliable semi-automatic performance to deliver a superior shooting experience in a high-quality tactical platform.

Specifications