Description
The Battle Arms Development WORKHORSE complete upper receiver is purpose-built for the AR-15 platform, chambered in 556 NATO and featuring a sleek black finish. This upper receiver is designed to deliver reliability and performance in every shot.
Constructed from forged WORKHORSE 7075-T6 aircraft-grade aluminum, it includes a 16-inch 4150 chrome-moly steel barrel with a black nitride finish for exceptional durability and accuracy. Weighing in at just 79 ounces, this lightweight assembly ensures ease of handling without compromising strength.
Equipped with a free-float rail handguard featuring M-LOK attachment points at 3, 6, and 9 o’clock positions, along with a full-length Picatinny rail, the WORKHORSE allows for extensive customization. It also includes a Bad Rack-15 C ambidextrous charging handle and an AR15/M16 bolt carrier group, enhancing overall user experience.
Ideal for tactical use, competition shooting, or personal defense, the WORKHORSE upper receiver provides versatility and performance, making it a perfect choice for AR-15 enthusiasts seeking a high-quality upgrade.














