Complete Uppers
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Out of Stock
M4E1 THREADED 14.7" 5.56 MID-LENGTH PENCIL QPQ BARREL NO FORWARD ASSIST COMPLETE UPPER 13.5" SLIMLINE HANDGUARD - OD GREEN ANODIZED
Aero Precision
$343.62This complete upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist.The slimline line of handguards have a unique milling profile, designed to maximize...$343.62 -
Out of Stock
Geissele Super Duty MOD1 Complete Upper Receiver 15" SMR MK16 5.56 - HUXWRX Flash Hider QD 556 - Desert Dirt Color
Geissele Automatics
$1,410.00Geissele Automatics, Super Duty MOD1 - Complete Upper Receiver - 556NATO - 16" Barrel - 1:7 Twist -HUXWRX Flash Hider-QD 556 The Geissele Super Duty MOD1 Upper (Complete) features the latest in weapon technology available exclusively from...$1,410.00 -
Out of Stock
Geissele Super Duty MOD1 Complete Upper Receiver 15" SMR MK16 5.56 - HUXWRX Flash Hider QD 556
Geissele Automatics
$1,260.00Geissele Automatics, Super Duty MOD1 - Complete Upper Receiver - 556NATO - 16" Barrel - 1:7 Twist -HUXWRX Flash Hider-QD 556 The Geissele Super Duty MOD1 Upper (Complete) features the latest in weapon technology available exclusively from...$1,260.00 -
Out of Stock
H&R - RETRO 635 10.5" 9MM Complete Upper - 1/10 TWIST - GRAY
Harrington & Richardson
$679.99Harrington & Richardson Retro 635 Upper 10.5" 9MM 1/10, Gray The H&R Gray Retro 635 9mm is bringing the 80’s back! This 9mm Carbine has what it takes. Styled after the original AR SMG, and while it’s compatible with all Colt-style...$679.99 -
Out of Stock
Primary Weapons Systems - MMK116 MOD 1-M - Upper Receiver - 16.1" Barrel - Triad30 Muzzle Device
Primary Weapons Systems
MSRP: $1,099.95$1,029.49Primary Weapons Systems MMK116 MOD 1-M Upper Receiver - 223 Wylde - 16.1" Barrel w/ Triad30 Muzzle Device - Black Finish The MK1 MOD 1-M line, revamped for 2018, features the PWS long stroke piston system. Internally, this line offers the tried and true...MSRP: $1,099.95$1,029.49 -
Out of Stock
Primary Weapons System - MK111 MOD-2M 762x39 Upper - 11.85"
Primary Weapons Systems
MSRP: $1,349.95$1,299.95The PWS MK1 MOD 2-M line, revamped for 2018, features the PWS long stroke piston system. While the internals remain the same as other PWS lines, the MK1 MOD 2-M offers a variety of features exclusive to this line. Starting with patent pending PicLok...MSRP: $1,349.95$1,299.95 -
Out of Stock
PWS MK116 Mod 2-M 16" 7.62x39 Upper Receiver
Primary Weapons Systems
$1,299.99The PWS MK1 MOD 2-M line features the PWS long stroke piston system. While the internals remain the same as other PWS lines, the MK1 MOD 2-M offers a variety of features exclusive to this line. Starting with patent pending PicLok technology on the free...$1,299.99 -
Out of Stock
Primary Weapons System MK116 Mod 1-M Upper Receiver 7.62x39mm- 16" Barrel
Primary Weapons Systems
$1,029.49Primary Weapons System MK116 Mod 1-M Upper Receiver 7.62x39mm- 16" Barrel The MK116 MOD 1-M Upper equipped with the renowned PWS long-stroke piston system, maintaining the reliability that PWS owners have come to trust. This line features a free-float...$1,029.49 -
Out of Stock
Daniel Defense - DD4 7.0 - URG - 11.5 FSP Barrel - 1/7 Twist - 5.56/.223 - Black
Daniel Defense
MSRP: $1,200.00$1,099.00Daniel Defense - DD4 7.0 - URG - 11.5 FSP Barrel - 1/7 Twist - 5.56/.223 - Black The Contract Overrun upper receiver group is built for maximum maneuverability with its 11.5" Government-profile barrel and Carbine length gas system, ensuring...MSRP: $1,200.00$1,099.00 -
Out of Stock
Aero Precision EPC-9 5.5" 9mm Upper Receiver w/ ATLAS R-ONE 4.8" Handguard
Aero Precision
MSRP: $415.00$374.99This EPC-9 Complete Upper Receiver comes standard with our ATLAS R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our...MSRP: $415.00$374.99 -
Out of Stock
Daniel Defense DD4 RIII Upper Receiver Group 5.56MM - 11.5"
Daniel Defense
$1,412.00The DD4 RIIIS AR15 style Upper Receiver Group is built around a 11.5 inch Cold Hammer Forged Government Profile barrel with a Daniel Defense Flash Suppressor, a GRIP-N-RIP Charging Handle, and their carbine length gas system. It features a 10.5 inch...$1,412.00 -
Out of Stock
TRIARC Systems - TSR-15 SPR Upper Receiver 16" 5.56 - Ano Elite FDE
TRIARC Systems
$1,750.00The Triarc Systems TSR-15 SPR Upper seeks to redefine what a factory SPR barreled assembly can be; incorporating the most functional component choices possible, Triarc System has invigorated the tried and true concept of a 16" suppressed 5.56 rifle...$1,750.00