Flattop upper receiver is forged from high-grade 7075 T6 aluminum for strength and durability, then final machined to USGI or better tolerances for building a custom AR rifle. Hardcoat anodized finish minimizes abrasion wear. M4 feed ramp cuts ensure reliable feeding. 13-slot Picatinny rail provides a full 5" for mounting an optic, while the etched position numbers in rail slots ensure repeatability of mounting position. Comes with forward assist and ejection port cover fully assembled and installed.
SPECS:
7075 T6 aluminum, Type III hardcoat anodized, matte black. .250" dia. pivot/takedown pin holes.
Catalog page 2