Complete Uppers

Manufactured with confidence and without compromise, the Super Duty MOD1 adds value to the platform while continuing the reputation for excellence. All of these technologies and advancements combine to bring to market a true next-gen upper for the AR-15...

Geissele Super Duty MOD1 Complete Upper Receiver 12.5" 5.56 - HUXWRX Flash Hider QD Manufactured with confidence and without compromise, the Super Duty MOD1 adds value to the platform while continuing the reputation for excellence. All of these...

Manufactured with confidence and without compromise, the Super Duty MOD1 adds value to the platform while continuing the reputation for excellence. All of these technologies and advancements combine to bring to market a true next-gen upper for the AR-15...

With the advent of the USASOC URGI, that quintessentially American silhouette has changed forever. The Geissele Super Modular Rail MK 16 handguard, hammer forged barrel, and carbine gas system work in concert for a package that delivers measurable...

Geissele Automatics, Super Duty MOD1, Complete Upper Receiver, 556NATO, 11.5" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborn Charging Handle, Nanowepon Reliability Enhanced Bolt...

Daniel Defense M4A1 Complete URG 556NATO 14.5" Pinned (16" OAL) FSP RIS II  Carbine Length Gas System Surefire SF3P Flash Hider This Daniel Defense M4A1 FSP AR15 style Upper Receiver Group was built for customers wanting a firearm inspired by...

Geissele Automatics, URG-I, Near Clone, Complete Upper Receiver, 556NATO, 11.5" Barrel, 1:7 Twist, Pinned and Welded Surefire 4 Prong Flash Hider, Desert Dirt Color 10.5" SMR MK16 M-LOK Free Float Handguard, Desert Dirt Color Geissele Airborne Charging...

PWS MK116 MOD 2-M Complete Upper Receiver 7.62x39 16" Barrel - PWS Triad 30 Flash Hider Unlock the ultimate hybrid platform. The Primary Weapons Systems (PWS) MK116 MOD 2-M 7.62x39mm Complete Upper Receiver brings the heavy-hitting, cost-effective...

PWS MK116 MOD 1-M Complete Upper Receiver 7.62x39 16" Barrel - PWS Triad 30 Flash Hider Experience the perfect fusion of relentless AK-47 firepower and the surgical precision of the AR-15 platform. The Primary Weapons Systems (PWS) MK116 MOD 1-M Complete...

Geissele Automatics - URG-I - Near Clone Complete Upper Receiver - 14.5" P&W Surefire 4 Prong - 5.56 - 1:7 Twist - Desert Dirt Color SPECS: Mil-Spec M4 Upper Receiver Assembly Geissele Reliability Enhanced Bolt Carrier Group Geissele...

Super Duty MOD1 Complete Upper, 10.3", 5.56mm - Black  The Geissele Super Duty MOD1 Upper (Complete) represents the latest advancements in weapon technology exclusively from Geissele Automatics. This 10.3” complete upper is chambered in 5.56mm...

Super Duty MOD1 Complete Upper, 10.3", 5.56mm - DDC  The Geissele Super Duty MOD1 Upper (Complete) represents the latest advancements in weapon technology exclusively from Geissele Automatics. This 10.3” complete upper is chambered in 5.56mm...