Upper Receiver - Grunt AR-15 (OD Green)

LSA-61E6E1F3



This is the builder's AR-15 upper receiver! Capable of being built to any AR-15 caliber such .223/5.56, 300 Blackout, 7.62x39, and more plus large calibers like a 458 SOCOM out of the box with no modifications. There is a single feed ramp CNC machined into the upper to allow for large caliber AR-15 rounds. There is no gunsmithing or blending required saving valuable time and money.
  • Fully CNC machined from 7075-T6 billet aluminum for extreme precision and enhanced durability.
  • Flat top picatinny design for versatility in mounting optics and other enhanced components.
  • CNC engraved numbered rail system for indexing.
  • M4 feed ramps and single feed ramp for large AR-15 calibers for added reliability.
  • Cerakote H series finish.
  • Compatible with MIL-spec lower receivers.
  • Weight: 8.1 oz


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