The ZEV AR-15 Aluminum Forged Upper Receiver is a stripped AR-15 upper built from premium 7075-T6 aluminum forgings and machined to better than mil-spec tolerances. Its true black Type III Class 2...

The Stern Defense 015SD15INCHMOD4MLOK161 9mm Upper pairs a 16.10" black melonite barrel with a lightweight 15" MOD4 M-LOK free‑float handguard and a 7075‑T6 aluminum anodized receiver. This complete...

The ATI AR15 Multiple Caliber Stripped Metal Reinforced Polymer Upper Receiver gives builders a lightweight yet durable foundation for a modern AR-15. This Omni Hybrid design uses a patented...

The Stern Defense 015SD4INCHMOD4MLOK4INC 9mm complete upper receiver assembly brings a compact, Glock-magazine-compatible AR-15 pistol setup together in one well-matched package. Built around a 4...

The Stern Defense 015SD10INCHMOD5MLOK855 9mm 8.50" Black Melonite Barrel Upper Receiver Assembly brings a refined, purpose-built design to the AR-15 pistol platform. This complete upper pairs an 8.5...

The Stern Defense 015SD15INCHMOD5MLOK161 .45 ACP Complete AR-15 Upper brings together a 16.1" Black Melonite 4150 chrome moly steel barrel, a 7075-T6 aluminum hard-coat anodized receiver, and a 15"...

The Rock River Arms AR0784 LAR-15M NM A4 Complete Upper brings match-grade precision to the AR-15 platform. Built around a 20" air-gauged heavy stainless steel match barrel with a .223 Wylde chamber,...

The Seekins Precision SP10 .308 Win 22" Complete Upper delivers a refined, purpose-built platform for shooters who demand consistent performance from their AR-10 style rifle. Built around a 22-inch...

The Seekins Precision 0011100123-F SP10 6.5 Creedmoor Complete Upper Receiver Assembly is built for shooters who demand consistent accuracy from a purpose-built 6.5 Creedmoor platform. Featuring a...

The Alexander Arms KIT5012 Upper Kit 50 Beowulf 12" is a compact big-bore upper designed to drop onto a compatible AR-15 lower and deliver serious performance in a short package. Built around a...

The Seekins Precision 0011100121-F SP10 308 Win Complete Upper is built around the SP10 platform and chambered in proven .308 Winchester. Featuring a 22" barrel paired with the SP3R M-Lok handguard...

The Cobalt Kinetics CK-Pro URG Aluminum Black Cerakote Receiver, model CKPROURG98SBLK, is a stripped 9.8 inch upper receiver group built for shooters who want the same performance edge found in...