All models feature vent holes to dissipate heat and minimize weight as well as grooved channels running the entire length for a secure, non-slip grip. Additional vent triangles between each KeyMod attachment point add strength and superior ventilation while further reducing weight. Continuous 1913 Mil-Spec top rail, again vented to aid cooling and weight reduction. 6061 T6 Aluminum construction. Hard coat anodized. Fully Free-float design with KeyMod attachment points allowing placement of accessories or rails only where needed. Three hardened Allen screws for rock-solid alignment and hold with upper receiver.

Includes: Barrel nut and mounting hardware