BUY ATI 556 HYBRID UPPER 7.5″ BBL 1X7 LP GB 7″ FF KEYMOD RAIL

American Tactical AR-15 Upper

100% Made in USA and Assembled in Summerville, SC!

This drop in ready, upper receiver assembly features our patented, reinforced polymer Omni Hybrid upper receiver with a 7 ½” M4 profile barrel with 1:7 button cut rifling, black nitride finish, and chambered for 5.56 NATO.  Finished with a 7” free float key-mod rail system over a low profile, pistol length DGIS gas system and an A2 style compensator.  Complete with black nitride finished bolt carrier group.  Fits to any AR-15 pattern lower receiver.

·         5.56 NATO Caliber

·         7 ½” Black Nitride Barrel

·         Patented Omni Hybrid Upper Receiver

·         7” Free Float Key-Mod Rail System

·         Low Profile, Pistol Length Gas System (DGIS)

·         A2 Style Compensator

·         Black Nitride Finish Bolt Carrier Group