Upper Assemblies

Have your local gun shop email copy of their FFL to admin@alpinerange.com. Thank you

1
2
Next

Fightlite Industries MCR060M Duel Feed 5.56x45mm NATO 16.25" 7075-T6 Aluminum M-LOK Handguard — FIGHTLITE INDUSTRIES

Fightlite Industries MCR060M Duel Feed 5.56x45mm NATO 16.25" 7075-T6 Aluminum M-LOK Handguard

$6,859.99 $5,899.99

Compare

Add to Cart

DPMS DP51655115745 18"308 SS UPPER BCG&CH — DPMS PANTHER ARMS

DPMS DP51655115745 18"308 SS UPPER BCG&CH

$670.60 $550.85

Compare

Add to Cart

Fightlite Industries MCR060 Duel Feed 5.56x45mm NATO 16.25" 7075-T6 Aluminum MIL-STD 1913 Rail Handguard — FIGHTLITE INDUSTRIES

Fightlite Industries MCR060 Duel Feed 5.56x45mm NATO 16.25" 7075-T6 Aluminum MIL-STD 1913 Rail Handguard

$6,859.99 $5,899.99

Compare

Add to Cart

TACFIRE BU-300-8 8" 300BO BUILT UPPER W/BCG — TacFire

TACFIRE BU-300-8 8" 300BO BUILT UPPER W/BCG

$330.60 $278.65

Compare

Add to Cart

TACFIRE BU-308-10 10" 308W BUILT UPPER W/BCG — TacFire

TACFIRE BU-308-10 10" 308W BUILT UPPER W/BCG

$504.60 $414.49

Compare

Add to Cart

RADN R0903 MODEL1 COMPLETE UPPER 6ARC 18 BLK — Radian Weapons

RADN R0903 MODEL1 COMPLETE UPPER 6ARC 18 BLK

$2,521.48 $2,169.95

Compare

Add to Cart

RADN R0898 MODEL1 COMPLETE UPPER 6MM ARC 14.5 BLK — Radian Weapons

RADN R0898 MODEL1 COMPLETE UPPER 6MM ARC 14.5 BLK

$2,416.90 $2,079.95

Compare

Add to Cart

WMD UPPER ASSY 350 LEGEND 16" BARREL — WMD Guns

WMD UPPER ASSY 350 LEGEND 16" BARREL

$715.09 $643.58

WMD Guns, Complete Upper Receiver, 350 Legend, 16" Barrel, NiB-X Finish, Black Receiver, Nickel Handguard

Compare

Add to Cart

TacFire SSBU55610 5.56 NATO Black Nitride — TacFire

TacFire SSBU55610 5.56 NATO Black Nitride

$354.77 $299.02

Compare

Add to Cart

TacFire SSBU55616 5.56 NATO Black Nitride — TacFire

TacFire SSBU55616 5.56 NATO Black Nitride

$370.97 $312.68

Compare

Add to Cart

LBE AR125RBK READY BUILD KIT 12.5 CHF BBL — LBE Unlimited

LBE AR125RBK READY BUILD KIT 12.5 CHF BBL

$618.80 $508.30

Compare

Add to Cart

PWS MK116 MOD 2-M UPPER 16.1" BLK — Primary Weapons Systems

PWS MK116 MOD 2-M UPPER 16.1" BLK

$1,499.95 $1,399.95

The 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...

Compare

Add to Cart

LBE AR75RBK READY BUILD KIT 7.5 CHF BBL — LBE Unlimited

LBE AR75RBK READY BUILD KIT 7.5 CHF BBL

$534.76 $439.27

Compare

Add to Cart

LBE AR137RBK READY BUILD KIT 13.7 CHF BBL — LBE Unlimited

LBE AR137RBK READY BUILD KIT 13.7 CHF BBL

$618.80 $508.30

Compare

Add to Cart

PWS MK116 MOD 1-M UPR 16" 762X39 BLK — Primary Weapons Systems

PWS MK116 MOD 1-M UPR 16" 762X39 BLK

$1,209.95 $1,129.95

The MK1 MOD 1-M line, revamped for 2018, features the PWS long stroke piston system. Internally, this line offers the tried and true system that PWS owners have grown to know and love. Featuring a free-float MLOK handguard, forward assist controls, and a...

Compare

Add to Cart

PWS MK116 MOD 2-M UPR 16" 762X39 BLK — Primary Weapons Systems

PWS MK116 MOD 2-M UPR 16" 762X39 BLK

$1,499.95 $1,399.95

The 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...

Compare

Add to Cart

Fightlite Industries MCR556DFR 5.56x45mm NATO 16.25" 7075-T6 Aluminum MIL-STD 1913 Rail Handguard — FIGHTLITE INDUSTRIES

Fightlite Industries MCR556DFR 5.56x45mm NATO 16.25" 7075-T6 Aluminum MIL-STD 1913 Rail Handguard

$7,545.99 $6,599.99

The groundbreaking MCR (Mission Configurable Rifle) belt-fed upper receiver assembly is designed to interchange with standard AR/M4 type uppers and readily fits any MIL-Spec lower receiver without permanent modification to the host lower, and is rearward...

Compare

Add to Cart

Rise Armament , Rise Ra-22arc-cu-blk-18 Ar15 Cmpt Upper 22arc Blk — Rise Armament

Rise Armament , Rise Ra-22arc-cu-blk-18 Ar15 Cmpt Upper 22arc Blk

$1,199.00 $999.00

Compare

Add to Cart

Rise Armament , Rise Ra-22arc-cu-brn-18 Ar15 Cmpt Upper 22arc Brn — Rise Armament

Rise Armament , Rise Ra-22arc-cu-brn-18 Ar15 Cmpt Upper 22arc Brn

$1,199.00 $999.00

Compare

Add to Cart

Rise Armament , Rise Ra-6arc-cu-brn-18 Ar15 Cmpt Upper 6arc Brn — Rise Armament

Rise Armament , Rise Ra-6arc-cu-brn-18 Ar15 Cmpt Upper 6arc Brn

$1,199.00 $999.00

Compare

Add to Cart

Rise Armament , Rise Ra-6arc-cu-blk-18 Ar15 Cmpt Upper 6arc Blk — Rise Armament

Rise Armament , Rise Ra-6arc-cu-blk-18 Ar15 Cmpt Upper 6arc Blk

$1,199.00 $999.00

Compare

Add to Cart

Rise Armament , Rise Ra-6arc-cu-gry-18 Ar15 Cmpt Upper 6arc Gry — Rise Armament

Rise Armament , Rise Ra-6arc-cu-gry-18 Ar15 Cmpt Upper 6arc Gry

$1,037.93 $999.00

Compare

Add to Cart

Cmmg Dissent, Cmmg 28b940ctng Dissent Mk4 22arc 16.1 Tung — CMMG

Cmmg Dissent, Cmmg 28b940ctng Dissent Mk4 22arc 16.1 Tung

$1,398.60 $1,098.90

Caliber: 22 ARCBarrel Length: 16.10"Twist: 1:7

Compare

Add to Cart

Angstadt Arms Udp-9, Angstadt Aaut009006 Udp-9 Upper 6" 9mm — Angstadt Arms

Angstadt Arms Udp-9, Angstadt Aaut009006 Udp-9 Upper 6" 9mm

$616.03 $539.00

Angstadt arms complete upper receiver pistol assembly is ready with any 9mm ar-15 lower receiver.Featuring the same high quality parts that go into the udp-9 pistol, this completed upper receiver is compatible with both glock and colt style 9mm magazines...

Compare

Add to Cart

Tacfire Pistol Kit, Tacfire Ss-pk556-lpk-10 556 10.5" Pst Kit W/lpk — TacFire

Tacfire Pistol Kit, Tacfire Ss-pk556-lpk-10 556 10.5" Pst Kit W/lpk

$387.17 $326.33

Model: Pistol KitMaterial: Steel

Compare

Add to Cart

Tacfire Rifle Kit, Tacfire Ss-rk308-lpk-16n 308 16" Rfl Kit W/lpk — TacFire

Tacfire Rifle Kit, Tacfire Ss-rk308-lpk-16n 308 16" Rfl Kit W/lpk

$613.96 $504.32

Model: Rifle Kit

Compare

Add to Cart

Stern Defense , Stern 015-sd15inchmod5mlok16.1inchbarrel45acp-kk — STERN DEFENSE

Stern Defense , Stern 015-sd15inchmod5mlok16.1inchbarrel45acp-kk

$710.21 $624.12

Includes: stern defense 15 inch m-lok rail(barrel nut, bolts etc.) stern defense 16.1 inch 45acp barrel.Sd cb45 compensator break.Stern defense assembled upper receiver 45 with dust cover and forward assist.Stern defense sd bu45 glock cut bolt.Sd ch1...

Compare

Add to Cart

Tacfire , Tacfire Bu-76239-5 762x39 Pst Uppr 5"w/bcg — TacFire

Tacfire , Tacfire Bu-76239-5 762x39 Pst Uppr 5"w/bcg

$387.17 $326.33

The tacfire 5" 7.62 x 39 complete upper assembly amplifies precision and performance utilizing an upper assembly that is expertly designed for maximal functionality.Dive into a world where impeccable features and craftsmanship merge, ensuring precision...

Compare

Add to Cart

Tacfire , Tacfire Bu-45acp-4 45a Upper 4" W/bcg — TacFire

Tacfire , Tacfire Bu-45acp-4 45a Upper 4" W/bcg

$354.77 $299.02

Caliber: 45 ACPBarrel Length: 4"Twist: 1:16"Barrel Length Range: 4" to 4.99"

Compare

Add to Cart

Tacfire , Tacfire Bu-300-5 300b Pst Upper 5" W/bcg — TacFire

Tacfire , Tacfire Bu-300-5 300b Pst Upper 5" W/bcg

$387.17 $326.33

The tacfire 5" 300 blackout complete upper assembly amplifies precision and performance utilizing an upper assembly that is expertly designed for maximal functionality.Dive into a world where impeccable features and craftsmanship merge, ensuring...

Compare

Add to Cart

Ge Super Dty Mod1 5.56 14.5" Urg Ddc — Geissele Automatics

Ge Super Dty Mod1 5.56 14.5" Urg Ddc

$1,450.00

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...

Compare

Add to Cart

Luxus Arms (hm Defense) Monobloc, Hm Defense 16mbup556 16 Monobloc Rifle Upper — Luxus Arms

Luxus Arms (hm Defense) Monobloc, Hm Defense 16mbup556 16 Monobloc Rifle Upper

$832.64 $654.21

The monobloc upper features a hm barrel with an integral machined patented gas block, and a carbine gas system.It is also 4150 chromoly, match grade, tripled honed, and button rifled.Its handguard is free-floating and uses a picatinny rial, magpul m-lok,...

Compare

Add to Cart

Daniel Defense M4a1 Upper Urg 14.5"pb 556 Fde — Daniel Defense

Daniel Defense M4a1 Upper Urg 14.5"pb 556 Fde

$1,660.00 $1,544.00

The Daniel Defense M4A1 Upper Receiver Group features the M4A1 Rail Interface System (RIS II), which has been in use by US Special Operations Command (SOCOM) for the SOPMOD II Weapons System since 2005. This two-piece, free-floating rail system allows...

Compare

Add to Cart

Radian Weapons Model 1, Radn R0473 Compl Upper 16 223w Fde — Radian Weapons

Radian Weapons Model 1, Radn R0473 Compl Upper 16 223w Fde

$2,358.80 $2,029.95

The complete upper is constructed of billet machined 7075-t6 aluminum with proprietary extended aluminum hand guard w/ magpul m-lok mounting system and integrated upper/hand guard stainless steel anti-rotation pin.Its match grade 416r stainless steel...

Compare

Add to Cart

Cmmg Resolute, Cmmg 35b5fbcab Resolute Mk4 350leg 16.1"arm Blk — CMMG

Cmmg Resolute, Cmmg 35b5fbcab Resolute Mk4 350leg 16.1"arm Blk

$969.56 $803.21

Top off your next build with this resolute mk4 upper group.Chambered, this upper group is a staple for any collection and comes ready to pair with the ar15 lower group of your choice.Receiver Finish: Armor BlackCaliber: 350 LegendBarrel Length: 16...

Compare

Add to Cart

Cmmg Resolute, Cmmg 55bb40bab Resolute Mk4 5.56x45 Nto 16.1 Ab — CMMG

Cmmg Resolute, Cmmg 55bb40bab Resolute Mk4 5.56x45 Nto 16.1 Ab

$582.72 $478.66

Top off your next build with this resolute mk4 upper group.Chambered, this upper group is a staple for any collection and comes ready to pair with the ar15 lower group of your choice.Receiver Finish: Armor BlackCaliber: 5.56x45mm NATOBarrel Length: 16...

Compare

Add to Cart

Gemtech Gvac, Gemtech 13833 Gvac Upper Receiver Group 556 16.1 — Gemtech

Gemtech Gvac, Gemtech 13833 Gvac Upper Receiver Group 556 16.1

$942.12 $740.23

The gvac system from gemtech.Significantly reduce the amount of gas blowback you'll experience wwhen shooting suppressed with its patented design.The re-imagined barrel profile, enhanced bolt carrier profile, enhanced bolt carrier group, and etm muzzle...

Compare

Add to Cart

Cmmg Banshee, Cmmg 57bbcf0ab Banshee 5.7x28 5" Armr Blk — CMMG

Cmmg Banshee, Cmmg 57bbcf0ab Banshee 5.7x28 5" Armr Blk

$995.47 $782.16

Gaining more acceptance as the go to personal defense caliber for many shooters in recent years has proven itself to be well suited for the job.With incredibly flat shooting performance and low recoil, caliber excels at closer ranges while still...

Compare

Add to Cart

Radian Weapons Complete Upper, Radn R0023 Complete Upper 10.5"223 Wylde Rad Blk — Radian Weapons

Radian Weapons Complete Upper, Radn R0023 Complete Upper 10.5"223 Wylde Rad Blk

$2,213.55 $1,904.95

The complete upper is constructed of billet machined 7075-t6 aluminum with proprietary extended aluminum hand guard w/ magpul m-lok mounting system and integrated upper/hand guard stainless steel anti-rotation pin.Its match grade 416r stainless steel...

Compare

Add to Cart

Tacfire Pistol Upper Assembly, Tacfire Bu-556-5 556 Pstl Upper 5" W/bcg — TacFire

Tacfire Pistol Upper Assembly, Tacfire Bu-556-5 556 Pstl Upper 5" W/bcg

$378.06 $318.65

Chambered in 5.56, this pistol upper is completely built and ready to be put on a lower.Includes a bolt carry group.Receiver Finish: Black AnodizedType: CompleteCaliber: 5.56x45mm NATOSights: None, Optic ReadyBarrel Length: 5"Barrel Finish: Black...

Compare

Add to Cart

1
2
Next

Compare Selected

Refine by

No filters applied

Browse by & Brand Hide Filters Show Filters

Begin Halo Newsletter Popup