11.5IN Pre-Ban Flat Top Barrel Assembly

16IN 1x7 LW Mid-Length Barrel Assembly w/ 15IN MLOK

16IN 1x7 Mid-Length Flat Top Chrome Lined Barrel Assembly

16IN 1x7 Pre-Ban M4 Flat Top Chrome Lined Barrel Assembly

16IN M4 A2 Barrel Assembly

20IN Pre-Ban A2 Barrel Assembly

2A BALIOS-LITE BILLET UPPER RECEIVER

2A UPPER 300BLK 8" M-LOK RAIL BLK

2A UPPER 556NATO 10.5" M-LOK RAIL BL

2A UPPER 556NATO 16" M-LOK RAIL BLK

2A UPPER 556NATO 7.5" M-LOK RAIL BLK

450 Bushmaster Carbine Complete Upper

Adams Arms FGAA01303 P2 Uppers 223 Remington/5.56 NATO 16" 4150 Chrome Moly Vanadium Steel Threaded Black Melonite/Nitride Brl Finish

Adams Arms FGAA01348 5.56 x 45 mm Nato 11.50" 4150 Chrome Moly Vanadium Steel Government Profile QPQ Melonite/Black Nitride Brl Finish

Adams Arms FGAA01357 P1 Complete Upper AR-Platform 5.56x45mm NATO 16" Black Nitride Steel

Adams Arms FGAA01358 P1 Complete Upper AR-Platform 5.56x45mm NATO 11.50" Black Nitride Steel

Adams Arms FGAA01359 P1 MOE AR-Platform 5.56x45mm NATO 16" Black Nitride Steel

Adams Arms FGAA01362 P2 AARS Complete Upper AR-Platform 5.56x45mm NATO 16" Black Steel AARS M-LOK

Adams Arms FGAA01364 P2 AARS Complete Upper AR-Platform 300 Blackout 16" Black Steel AARS M-LOK

ADAMS PZ UPPER 5.56 16IN

Aero Precision APAR308554P4 AR-15 Enhanced Upper 6.5 Creedmoor 20" 416 Stainless Steel Threaded Stainless Steel Brl Finish

AM UPPER AR15 223REM 16 W.FRONT SIGHT BASE

AM UPPER RECEIVER AR15 A3 ASSEMBLED

AM UPPER RECEIVER AR15 A3 ASSEMBLED W/ CH

AM-15 Stripped upper receiver

Anderson B2K612DF0000 Upper Complete Upper 6.5 Grendel 16"

Anderson B2K614JF00 Upper Complete Upper 224 Valkyrie 18" 4140 Chrome Moly chromoly Brl Finish

Anderson G2K823A003 AM-15 Complete Kit 5.56x45mm NATO AR Platform Black Hardcoat Anodized

ANGSTADT AAUMDP0906 MDP-9 UPPER 6" 9MM

Angstadt Arms Complete AR9 Upper Assembly - Black | 9mm | 10.5" Barrel | 10" M-LOK Handguard

ANGSTADT UPPER RECEIVER PISTOL 9MM 6" M-LOK BLACK

ANGSTADT UPPER UDP-9 9MM 6 W/BLAST CAN

ATI 410 UPPER KIT 18" 410 GA UPPER 410 BUFFER & SPRING 5 RND MAG

ATI 450 BUSHMASTER UPPER 16" BBL PARKERIZED 15" MLOK RAIL

ATI ATIBRGAL13SAR Galeo 5.56x45mm NATO Black 13" Parkerized 4140 Steel

ATI MILSPORT COMPLETE UPPER 5.56 7.5" BBL 1:8 7" MLOK C-CLAMP w/ BCG & CH

ATI RIA MILSPORT 450 BUSHMASTER 16" BBL 1:6 PARKERIZED MLOK HANDGUARD

BLACK RAIN SPEC15 UPPR 16" 556 SOCOM

BOWDEN J13576-2 BILLET UPPER

Bowden Tactical AR Pistol Build Kit (10 HG)

Bowden Tactical AR Pistol Build Kit (7 HG)

Bowden Tactical AR Rifle Build Kit (13 HG)

Bowden Tactical AR Rifle Build Kit (15 HG)

Bushmaster 91702 Flattop Complete Upper Receiver Assembly 450 Bushmaster 20" Steel Chrome-Lined Heavy Black Brl Finish

Bushmaster 92194 A3 AR-15 Complete Upper ORC Flattop 223 Rem/5.56 NATO 16" Blk

Bushmaster 92450 A3 AR-15 Complete Upper Predator 223 Rem/5.56 NATO 20" Matte

Bushmaster A3 AR-15 Complete Upper Varminter 223 Rem/5.56 NATO 24" Fluted

Bushmaster Patrolmans Carbine (M4 A3) Complete Upper 223 Remington/5.56 NATO 16" FH 4150 Chrome Moly Vanadium Steel Chrome-Lined Black Brl Finish

C.DALY AR 410 UPPER .410 19" 5RD

CHARGING HANDLE ASSY, 716I TREAD, AMBI

Charles Daly Chiappa 470072 AR 410 5rd Black Detachable

CMMG 10218 223/5.56 AR-15 Carbine Complete Upper 16" M4 Handguard

CMMG 10233 9mm AR-15 Carbine Complete Upper 16" M4 Handguard A2 Frt

CMMG 11083 300 AAC Blackout AR-15 Carbine Complete Upper 16" M4 Handguard

CMMG 35B5F46 Resolute 200 MK4 Upper 350 Legend 16.10" 4150 Chrome Moly Vanadium Steel Medium Taper Cerakote

CMMG 35B5FB4 Resolute 100 MK4 Upper 350 Legend 16.10" 4150 Chrome Moly Vanadium Steel Medium Taper Cerakote

CMMG 35B5FE2 Resolute 300 MK4 Upper 350 Legend 16.10" 4150 Chrome Moly Vanadium Steel Medium Taper Cerakote

CMMG 48B7A78 Resolute 200 458 SOCOM 16" 416 Stainless Steel Medium Taper Black Barrel Finish

CMMG 57B18AF Banshee 300 MK4 Upper 5.7x28mm Black

CMMG 57B244E Banshee 100 MK57 Upper 5.7x28mm Black

CMMG 57B24D7 Banshee 200 MK57 Upper 5.7x28mm Black

CMMG 60B1029 Resolute 100 MK4 Upper Group 6mm ARC 16.10" Black Nitride 416R Stainless Steel

CMMG 60B105A Resolute 200 MK4 Upper Group 6mm ARC 16.10" Black Nitride 416R Stainless Steel

CMMG 60B1097 Resolute 300 MK4 Upper Group 6mm ARC 16.10" Black Nitride 416R Stainless Steel

CMMG 60B8618 Endeavor 100 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel

CMMG 60B8667 Endeavor 200 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel

CMMG 60B86A6 Endeavor 300 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel

CMMG 60F1041 Resolute 300 MK4 Upper Group 6mm ARC 16.10" Black Nitride 416R Stainless Steel with 10rd Magazine

CMMG 60F10B5 Resolute 200 MK4 Upper Group 6mm ARC 16.10" Black Nitride 416R Stainless Steel with 2 10rd Magazines

CMMG 60F10E9 Resolute 300 MK4 Upper Group 6mm ARC 16.10" Black Nitride 416R Stainless Steel with 3 10rd Magazines

CMMG 60F8619 Endeavor 100 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel with 10rd Magazine

CMMG 60F8652 Endeavor 200 MK4 Upper Group Kit 6mm ARC 20" Black Nitride 416R Stainless Steel with 2 10rd Magazines

CMMG 60F869D Endeavor 300 MK4 Upper Group Kit 6mm ARC 20" Black Nitride 416R Stainless Steel with 3 10rd Magazines

CMMG 90B3BD5 Banshee 200 9mm Luger 8.50" 4140 Chrome Moly Steel Medium Taper Black Brl Finish

CMMG BANSHEE MK4 UPPER GROUP 22LR 4.5 BLK

CMMG BANSHEE UPPER GROUP 5.7X28 8 BLK

CMMG BANSHEE UPPER GROUP 9MM 8 BLK

CMMG BARREL W/BOLT KIT 9MM 16" RDB BLACK

CMMG BARREL W/BOLT KIT 9MM 5" RDB BLACK

CMMG BARREL W/BOLT KIT 9MM 8" RDB BLACK

CMMG RESOLUTE MK4 UPPER GROUP 22LR 17 BLK

CMMG RESOLUTE UPPER GROUP 5.7X28 16.1 BLK

CMMG RESOLUTE UPPER GROUP 9MM 16.1 BLK

CMMG UPPER BANSHEE 9MM 5" BLK

CMMG UPPR ASSY MK3 308WIN BLK

CMMG UPPR BANSHEE 5.7X28MM 5" BLK

Daniel Defense DD4 RIII URG FDE 16" Brl

Del-Ton Rifle Kit 16in 1x8 Mid Contour w/Keymod FF

DELTON ASSEMBLED AR-15 UPPER WITH M4 FEED RAMPS

DELTON CHARGING HANDLE FOR AR-15

DELTON RIFLE KIT 5.56X45 20" HEAVY BARREL FIXED STOCK

DELTON UPPER RECEIVER 5.56X45 16" BBL. A3 MID-LENGTH PRE-BAN

DELTON UPPER RECEIVER 5.56X45 20" BBL. A3 FLAT TOP PRE-BAN

DTI UPPER RECEIVER AR15 M4 5.56 16 FLATTOP PRE

FAXON ARAK-21 COMPLETE UPPER RECEIVER 5.56 12.5" BARREL

FAXON ARAK-21 COMPLETE UPPER RECEIVER 5.56 16" BARREL

FAXON ARAK-21 COMPLETE UPPER RECEIVER 7.62X39 12.5" BARREL

FAXON ARAK-21 COMPLETE UPPER RECEIVER 7.62X39 16" BARREL

FN 15 M16A4 Mil Collector Complete UPPER Receiver Assembly 20" 5.56x45MM

FN 15 M4A1 Mil Colletor Complete UPPER Receiver Assembly 16" 5.56X45mm

Foxtrot Mike 9MM Front Charging 16in Upper w/ Micro 4 Port

FRANKLIN F17®-L 20" UPPER KIT .17 WSM 20RND BLACK

FRANKLIN F17®-X 16" UPPER KIT .17 WSM 20RND BLACK

GARAYSAR 410UP Fear 410 ga Upper 18.50" Aluminum Black

GEISSELE 05-1521S GFR RFL 6ARC 16" DDC

GEMTECH INTEGRA 15-22 SPPRSSD UPPER

GVAC UPPER GROUP 5.56MM 16.1"

KNIGHTS MFG COMPANY 32310 E3 Mod 2 300 Blackout Black

M&P Accessories 110116 Complete Upper Parts Kit AR-15

MEGA AR15 Forged Upper Receiver

MI UPPER RECEIVER AR15 5.56MM 10.5" 1:7 CARBINE M-LOK NO BCG

MIDWEST UPPER RECEIVER ROD

RF COMPLETE UPPER CFU16-350LEG -15RPR .350 LEGEND 16" 10-RD.

RIFLE KIT M4 5.56MM 16

RIFLE KIT MID-LENGTH 16

Savage 22894 MSR15 Recon 16.13" 223 Rem,5.56x45mm NATO Black Melonite

Savage 22895 MSR15 Patrol 223 Remington/5.56 NATO 16.13" Black Melonite Barrel Finish

SCO SCO15 UPPER RECEIVER BLK

Smith & Wesson 812012 M&P15 300 AAC Blackout/Whisper (7.62x35mm) 16" 4140 Steel Threaded Black Brl Finish

SONS M4L8914.5ASR 556 CHF V2 BRDSWRD UPPER

Stag 15 Tactical Nitride Complete Upper

TACFIRE BU-300-10 300 PSTL UPPER 10" W/BCG

TACFIRE BU-308-18 308 RFL UPPER 18" W/BCG

TACFIRE BU-556-16 556 RFL UPPER 16" W/BCG

TACFIRE BU-556-5 556 PSTL UPPER 5" W/BCG

TACFIRE BU-556-7 556 PSTL UPPER 7" W/BCG

TACFIRE BU-9MM-7 9MM PSTL UPPER 7" W/BCG

TROY A4 COMPLETE UPPR 556 10.5"

TROY A4 COMPLETE UPPR 556 16"

Troy Upper Receiver Kit A3 14.5in Barrel 12.5in SOCC ? BLK

Troy Upper Receiver Kit A3 16in Barrel 15.125in SOCC ? BLK

UPPER RECEIVER PARTS KIT

UPPR RECVR ASSY AR15 ARMBLK

Windham Weaponry Complete Upper Assembly 223 Remington/5.56 NATO 16" 4150 Steel M4 Profile Black Barrel Finish

Windham Weaponry UR16A4B Complete Upper Assembly 223 Remington/5.56 NATO 16" Blk

Windham Weaponry UR16LHB Complete Upper Assembly 223 Remington/5.56 NATO 16" 4150 Steel Heavy Contour Black Barrel Finish With Out Carry Handle

Windham Weaponry UR16M4A4B Complete Upper Assembly 223 Remington/5.56 NATO 16" 4150 Steel M4 Profile Black Barrel Finish

Windham Weaponry UR20FSSFTVB Complete Upper Assembly 223 Remington/5.56 NATO 20" Fluted Stainless Brl Finish