The Maxim Defense PDX U.R.G is a high-performance upper receiver designed to meet the rigorous demands of the Tier 1 community. Engineered for maximum energy on target, it features a compact 5.5"...

The Sons of Liberty Gun Works SOLGW E India Kit V2 5.56 11.5" BLK is a testament to precision engineering and robust design. This complete upper receiver, featuring a V2 profile barrel and a carbine...

The Noveske Chainsaw 300BLK 10" MLOK UPR is a testament to Noveske's engineering excellence, combining the best of their Gen 1 and Gen 4 designs. This upper receiver is crafted for hard and practical...

Cobalt Kinetics presents the CK-Pro Receiver Set 6.75" FDE, a masterpiece of engineering and design. Crafted from high-quality 7075 T6 aluminum, this receiver set ensures durability and precision...

The Cobalt Kinetics CK-Pro Receiver Set 6.75" Black is engineered for those seeking a premium AR build. Crafted with precision, it features a proprietary non-rotating upper receiver system secured by...

Cobalt Kinetics presents the CK-Pro Receiver Set 11.8" Black, a masterpiece of engineering and design. This premium AR upgrade kit features a proprietary non-rotating upper receiver system, ensuring...

Cobalt Kinetics presents the CK-Pro Receiver Set, a masterpiece of engineering and design. Crafted with precision, this set features a proprietary upper receiver extension that secures the handguard...

Cobalt Kinetics presents the CK-Pro Receiver Set 16" Black, a masterpiece of engineering and design. This premium AR upgrade kit boasts a proprietary non-rotating upper receiver system with 8 TORX...

The Radical Firearms 10.5" HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Built with precision engineering, it features a 10" RPR free float rail system...

The LMT Defense MRP-L Quad 13.25 Upper is a marvel of engineering, crafted from a single piece of aerospace-grade aluminum. This monolithic rail platform integrates the handguard and receiver into...

The Aero Precision M4E1 Superlative Arms Piston Complete Upper Receiver Group is a testament to superior design and engineering. This upper receiver is crafted with precision, featuring a 16-inch...

Aero Precision's EPC-9 9/40 Threaded Assembled Upper Receiver w/LRBHO is a testament to engineering excellence, crafted from custom forged 7075-T6 aluminum with an anodized black finish. This upper...