One Horse Complete Upper Receiver .300 Blackout 7.5" Barrel 7" M-LOK Handguard Nitride BCG & Charging Handle
Master close-quarters performance with this ultra-compact 7.5″ .300 Blackout Complete Upper Receiver. Featuring a 7.5″ barrel with a 1:7 twist rate, this upper ensures optimal stabilization for both subsonic and supersonic rounds, making it perfect for tactical, suppressed, or AR15 pistol builds. The 7″ M-Lok handguard provides a lightweight, modular platform for mounting accessories, while the nitride-finished bolt carrier group delivers smooth cycling, enhanced durability, and low maintenance. Complete with a charging handle and built to Mil-Spec standards, this upper is ready to pair with any AR15 Mil-Spec lower receiver for a seamless, high-performance setup.
California Proposition 65 WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov
