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AR15 Parts - Used - Upper Receiver (Page 1 of 16)
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New Posts BCM / Criterion 13.9 p/w upper receiver

DDadams

DDadams
Replies: 1
Views: 426
5/8/2024 6:07 AM

USA DDadams Jump to Last Post

New Posts Knights (KAC) Triple Tap T3

Infidel4life11

Infidel4life11
Replies: 0
Views: 186
5/8/2024 4:37 AM

New Posts WTS: BCM Keymod 15” Rail Upper, BA 16.5 Henson Profile SS barrel .223 Wylde, with SOCOM Muzzle Brake (Used, with flaws)

lapavilop_6

lapavilop_6
Replies: 0
Views: 55
5/8/2024 12:46 AM

New Posts New Colt Socom 14-1/2" heavy barrel w/ cage code M4 M4A M4A1

outdoorsdad

outdoorsdad
Replies: 0
Views: 392
5/7/2024 11:10 PM

New Posts WTS Jp adjustable gas block 10d

GeistACWM

GeistACWM
Replies: 0
Views: 162
5/7/2024 10:37 PM

New Posts Aero enhanced handguard and quad rail

ajdleon7

ajdleon7
Replies: 0
Views: 74
5/7/2024 10:28 PM

New Posts Surefire Warden

JTAC1789

JTAC1789
Replies: 0
Views: 164
5/7/2024 9:58 PM

New Posts 11.5” lightweight upper 5.56

JTAC1789

JTAC1789
Replies: 3
Views: 1090
5/7/2024 9:58 PM

USA JTAC1789 Jump to Last Post

New Posts Colt M4A1 AF forge 14.5” factory uppers surplus

aeyoung

aeyoung
Replies: 0
Views: 171
5/7/2024 9:38 PM

New Posts LMT 12.5 Specwar Barrel

gravey

gravey
Replies: 0
Views: 218
5/7/2024 9:34 PM

New Posts BCM Stripper Upper with BCM Logo

dingus_actual

dingus_actual
Replies: 0
Views: 643
5/7/2024 8:58 PM

New Posts WTS PRI Recce rail

bryanZ06

bryanZ06
Replies: 0
Views: 105
5/7/2024 8:57 PM

New Posts Colt m16A4 upper W/optic

JRock1945

JRock1945
Replies: 0
Views: 528
5/7/2024 8:43 PM

New Posts PSA Upper Setup

achilliesghost

achilliesghost
Replies: 0
Views: 220
5/7/2024 8:17 PM

New Posts YHM .750" Low Pro Clamp On Gas Blocks

TacX

TacX
Replies: 0
Views: 113
5/7/2024 7:55 PM

New Posts Aero 9" Quantum MLOK Handguard Rail - Black

TacX

TacX
Replies: 0
Views: 197
5/7/2024 7:54 PM

New Posts HK416 Parts Kits - 10.4" and 14.5" - Multiple for sale

blastermike

blastermike
Replies: 0
Views: 1105
5/7/2024 7:47 PM

New Posts PSA 14.7 Pin & Weld CHF M4 SOCOM (FN Barrel) Block II-ish Upper

dump1567

dump1567
Replies: 0
Views: 118
5/7/2024 7:29 PM

New Posts HK416 Complete Clone Upper w/ Accessories

Tactical_gear

Tactical_gear
Replies: 0
Views: 144
5/7/2024 7:26 PM

New Posts Geissele SMR MK4 Federal Rail 10" Black LNIB

gamma_commander

gamma_commander
Replies: 0
Views: 628
5/7/2024 7:20 PM

New Posts M4A1 Block II Clone Upper - BCM, RIS II, Surefire FH556RC NSN marked

gamma_commander

gamma_commander
Replies: 0
Views: 104
5/7/2024 7:19 PM

New Posts BCM Lightweight 16 inch Upper

dump1567

dump1567
Replies: 0
Views: 98
5/7/2024 7:18 PM

New Posts Arisaka Offset Mount + Tall Height T2 Plate 11

Finedingus

Finedingus
Replies: 0
Views: 90
5/7/2024 6:56 PM

New Posts MR556 10.4 barrel and BRN4 vented gas block. PRICE DROP

Gunslinger97

Gunslinger97
Replies: 0
Views: 214
5/7/2024 6:31 PM

New Posts Surefire warcomp sale: 5.56 closed tine and 3 prong

MegaTarsal

MegaTarsal
Replies: 0
Views: 111
5/7/2024 5:55 PM

New Posts 6.5 Grendal Left Handed Stag Upper/BCG

Velocity80

Velocity80
Replies: 0
Views: 294
5/7/2024 5:51 PM

New Posts Young Manufacturing chrome bolt

Kgknight1037

Kgknight1037
Replies: 0
Views: 210
5/7/2024 5:42 PM

New Posts LMT MRP-L 13.25 M-Lok Upper Receiver

WolfiePacker

WolfiePacker
Replies: 1
Views: 113
5/7/2024 5:24 PM

USA Rudon6416 Jump to Last Post

New Posts Wilson Combat .224 Valkyrie 20" Stainless Fluted barrel + bolt + brass + magazine

cb4017

cb4017
Replies: 0
Views: 366
5/7/2024 5:06 PM

New Posts Colt FBI HRT 11.5 Upper | Early FDE MK4 | Colt heavy (SOCOM) barrel

nun101

nun101
Replies: 0
Views: 1311
5/7/2024 3:28 PM

New Posts Daniel Defense DD4RIII Upper 16” like new

nun101

nun101
Replies: 2
Views: 1079
5/7/2024 3:28 PM

USA nun101 Jump to Last Post

New Posts Sig Sauer Spear LT 16", 5.56 upper

Tyrannosaur

Tyrannosaur
Replies: 0
Views: 289
5/7/2024 3:04 PM

New Posts BCM 14.5 ELW complete upper

Tyrannosaur

Tyrannosaur
Replies: 0
Views: 619
5/7/2024 3:04 PM

New Posts WTS: Troy Alpha BattleRail 13” Black (has blue/purple tint) & Some Squid Grips ***PRICE DROP***

officerX

officerX
Replies: 0
Views: 278
5/7/2024 2:42 PM

New Posts SLR Sentry 7 .750" QPQ .400" set screw gas block

Desk_Pop

Desk_Pop
Replies: 0
Views: 129
5/7/2024 1:53 PM

New Posts WTS: Raptor Radian Charging Handle Standard - Cerakoted

VIP3R

VIP3R
Replies: 0
Views: 90
5/7/2024 1:11 PM

New Posts WTS: BattleComp 1.5 Black REDUCED

huntsman45

huntsman45
Replies: 0
Views: 425
5/7/2024 1:09 PM

New Posts LaRue, YHM Mount, LMT and SLR

Nutro

Nutro
Replies: 3
Views: 1026
5/7/2024 12:36 PM

USA shaggy Jump to Last Post

New Posts LMT MRP Criterion CORE 11.5 barrel SLR gas block *Price change**TRADE*

Nutro

Nutro
Replies: 0
Views: 538
5/7/2024 12:36 PM

New Posts Geissele/Noveske 18” SPR complete upper

dmable44

dmable44
Replies: 0
Views: 299
5/7/2024 11:36 AM

New Posts Wilson Combat Nickel Boron BCG (FA) - As New!!!

Blain

Blain
Replies: 0
Views: 87
5/7/2024 11:15 AM

New Posts BCM BFH 14.5 with 12" QRF rail

RunznGunz

RunznGunz
Replies: 0
Views: 825
5/7/2024 11:11 AM

New Posts BCM 12.5 Kino w/ QRF (BCG + CH)

sp1in3

sp1in3
Replies: 0
Views: 374
5/7/2024 11:03 AM

New Posts Sig Spear LT 13” FDE handguard rail

donerocks

donerocks
Replies: 0
Views: 283
5/7/2024 10:55 AM

New Posts Ballistic Advantage 13.9" Midlength 556 Barrel with FSB

Myers

Myers
Replies: 0
Views: 388
5/7/2024 10:53 AM

New Posts Criterion Core 12.5" Barrel

micmac

micmac
Replies: 0
Views: 101
5/7/2024 10:12 AM

New Posts KAC sr15 mod 2 carbine w/ mams and sandcutter UNFIRED

jake2212

jake2212
Replies: 0
Views: 193
5/7/2024 9:54 AM

New Posts Wilson Combat 14.7 upper

Moss354

Moss354
Replies: 0
Views: 97
5/7/2024 9:02 AM

New Posts WTS: KAC SR-15 MOD 2 CQB E3 11.5 Upper, M4A1 Block II Non-FSP Clone Upper

Super_Trouper

Super_Trouper
Replies: 2
Views: 427
5/7/2024 8:32 AM

USA Hir3dkill3r556 Jump to Last Post

New Posts 7.5" pistol / SBR upper (5.56mm)

seand1111

seand1111
Replies: 0
Views: 188
5/7/2024 8:18 AM

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AR15 Parts - Used - Upper Receiver (Page 1 of 16)
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