18" Midlength
18" AR-15 5.56/.223 Upper Assemblies – Precision, Durability & Performance
Enhance your AR-15 with our 18" 5.56/.223 Upper Assemblies, designed for superior accuracy, reliability, and performance. Featuring high-quality, mil-spec components, these uppers include a premium barrel with a precision 1:7 twist rate, a durable M-LOK handguard, and a parkerized finish for long-lasting durability. Perfect for precision shooting, hunting, and tactical applications, our 18" uppers offer the ideal balance of velocity and control. Customizable finishes and configurations available for your ideal build.
-40%
AR-15 .223 Wylde 18" Stainless Upper Assembly / 15" M-LOK / BCG & CH
AR-15 .223 Wylde 18" Stainless Upper Assembly / 15" M-LOK / BCG & CHUpgrade your AR-15 with the ..
-45%
AR-15 5.56/.223 17.1" Pentagon Black Nitride Upper Assembly / Mlok / Triport Brake
AR-15 5.56/.223 17.1" Pentagon Black Nitride Upper Assembly / Mlok / Triport Brake - Unmatched Preci..
-45%
AR-15 5.56/.223 17.1" Pentagon Stainless Upper Assembly / Mlok / Predator
AR-15 5.56/.223 Pentagon Stainless Upper Assembly / Mlok / Predator Flash Hider - Built for Precisio..
-33%
AR-15 5.56/.223 18" Stainless Steel Diamond Upper Assembly /15" Mlok
AR-15 5.56/.223 18" Stainless Steel Diamond Upper Assembly /Mlok Barrel - 18" 416 stainless st..
-228x228.jpg "AR-15 5.56/.223 18\" Stainless Steel Spiral Fluted Upper Assembly / Mlok Rail")
-25%
AR-15 5.56/.223 18" Stainless Steel Spiral Fluted Upper Assembly / Mlok Rail
The AR-15 5.56/.223 18" Stainless Steel Spiral Fluted Upper Assembly with Mlok rail offers precision..
-40%
AR-15 5.56/.223 18" stainless steel straight fluted tactical upper assembly
AR-15 5.56/.223 18" stainless steel straight fluted tactical upper assembly; 1/2-28 threads, co..
-38%
AR-15 5.56/.223 Wylde 18" HBAR UPPER ASSEMBLY / QUADRAIL
An AR-15 5.56/.223 Wylde 18-inch stainless steel upper assembly with a quadrail handguard represents..
-40%
AR-15 5.56/.223 WYLDE 18" MID BLACK CLAW PREMIUM UPPER ASSEMBLY / MLOK
AR-15 5.56/.223 WYLDE 18" MID BLACK CLAW PREMIUM UPPER ASSEMBLY / MLOKBarrel - 18" 416R stainless st..
-228x228.jpg "AR-15 5.56/.223 WYLDE 18\" MID BLACK WOLF UPPER ASSEMBLY / MLOK")
-40%
AR-15 5.56/.223 WYLDE 18" MID BLACK WOLF UPPER ASSEMBLY / MLOK
Elevate your AR-15 with the Moriarti Arms 18" Mid Black Wolf Upper Assembly chambered in .223 Wylde,..