Description
Enhance your AR-15 with the Rock River Arms .450 Bushmaster Mid A4 Upper Receiver. This complete upper features a 16-inch stainless steel barrel with a 1:24 twist rate, ensuring precision and reliability. Equipped with an RRA Operator Brake and a low profile gas block, it delivers superior performance. The 13-inch extended lightweight free float rail is M-LOK compatible, allowing for versatile customization. This upper comes complete with a bolt carrier group, charging handle assembly, and one 5-round magazine, making it a perfect upgrade for any shooting enthusiast. Elevate your shooting experience with this high-quality .450 Bushmaster upper.
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