Angstadt Arms 0940 UDP Upper, 9MM, 6 Barrel, Black, Includes 9MM BCG and Charging Handle AAUT009006

Angstadt Arms

0940 UDP Upper

AAUT009006

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16 Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16B-Y-15

Battle Arms

Authority Elite

WH-UR16B-Y-15

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16 Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16B-Y-15C

Battle Arms

Authority Elite

WH-UR16B-Y-15C

Battle Arms Development XIPHOS Upper Receiver, Stripped, 9MM, Anodized Finish, Black, Billet 7075-T6 Aluminum Construction BAD-PCC-UR

Battle Arms

XIPHOS Upper Receiver

BAD-PCC-UR

Bear Creek Arsenal 300 BLK upper

Bear Creek Arsenal

UAB-7018

Bear Creek Arsenal 450 Bushmaster upper

Bear Creek Arsenal

UAF-1037

CMMG Resolute MK4, Upper Receiver, 6MM ARC, 16.1 Barrel, Cerakote Finish, Armor Black 60B1091-AB

Cmmg

Resolute MK4

60B1091-AB

COLT LE6920EPRII-PRO UPPER KIT 16.1

Colt

LE6920EPRII PRO

LE6920-EPRII-PRO-CK

Daniel Defense Complete Upper Receiver, MK18 URG, 556NATO, 10.3 Hammer Forged Barrel, 1:7 Twist, Flat Top Receiver, Flat Dark Earth Finish 23-004-08013-011

Daniel Defense

MK18

23-004-08013-011

Daniel Defense DDM4V7 Lightweight, Complete Upper, 223 Rem/556NATO, 16 Lightweight Barrel, 1:7 Twist, Black Finish, MLOK 23-128-02932-047

Daniel Defense

DDM4V7 LW

23-128-02932-047

Daniel Defense DDM4V7 S Complete Upper Receiver Group, 556NATO, 11.5 Barrel, 1:7 Twist, Daniel Defense MFR 10 MLOK Handguard, Bolt Carrier Group, Charging Handle, Daniel Defense Vertical Grip, Black 23-128-00275-047

Daniel Defense

DDM4V7 S

23-128-00275-047

Daniel Defense DDM4V7, Complete Upper, 223 Rem/556NATO, 16 Cold Hammer Forged Barrel, 1:7 Twist, Black, MLOK 23-128-02339-047

Daniel Defense

DDM4V7

23-128-02339-047

Daniel Defense M4A1, Upper, Complete Upper Receiver, 556NATO, 14.5 Pinned (16 OAL), Daniel Defense M4A1 FSP Rail Interface System Rail, Carbine Length Gas System, Surefire SF3P Flash Hider, M16 Profile Bolt Carrier Group, Anodized Finish, Flat Dark E

Daniel Defense

M4A1

23-004-09376

Daniel Defense RIS II, Complete Upper Receiver, 5.56 NATO, 12.5 Government Profile Barrel, Carbine Length Gas System, Black, A2 Flash Hider, RIS II Free-float Rail System, Flat Dark Earth 23-004-20154-047

Daniel Defense

Government Profile

23-004-20154-047

FightLite (MCR) Mission Configurable Rifle, Complete Upper Receiver, 556NATO, 12.5 Threaded Barrel, Dual Feed, Picatinny Rail, Fits AR-15 Lower Receiver, Anodized Finish, Black MCR-060S

FiteLite

Mission Configurable Rifle

MCR-060S

FightLite (MCR) Mission Configurable Rifle, Milspec Complete Upper Receiver, 556NATO, 12.5 Threaded Barrel, Dual Feed, Picatinny Rail, Dry Film Lubrication, Fits AR-15 Lower Receiver, Anodized Finish, Black MCR-556-DFRS

Fightlite

Mission Configurable Rifle

MCR-556-DFRS

FightLite (MCR) Mission Configurable Rifle, Milspec Complete Upper Receiver, 556NATO, 16.25 Threaded Barrel, Dual Feed, Picatinny Rail, Dry Film Lubrication, Fits AR-15 Lower Receiver, Anodized Finish, Black MCR-556-DFR

Fightlite

Mission Configurable Rifle

MCR-556-DFR

FightLite Mission Configurable Rifle Dual-Feed Upper Receiver Assembly, 556NATO, 12.5 Quick-Change Barrel, Threaded 1/2X28, Fits AR-15 Lower Receiver, M-LOK Handguard, Adjustable Sight Set, Manganese Phosphate Finish, Black, Includes Buffer, Spacer,

Fightlite

MCR-060MS

FightLite Mission Configurable Rifle Dual-Feed Upper Receiver Assembly, 556NATO, 12.5 Quick-Change Barrel, Threaded 1/2X28, Fits AR-15 Lower Receiver, M-LOK Handguard, Adjustable Sight Set, Manganese Phosphate Finish, Black, Includes Buffer, Spacer,

Fightlite

MCR-556-DFRM

FightLite Mission Configurable Rifle, 556NATO, 16.25, Black MCR-060

FiteLite

Mission Configurable Rifle

MCR-060

FightLite Mission Configurable Rifle, 556NATO, 16.25, Black MCR-060M

FiteLite

Mission Configurable Rifle

MCR-060M

Gemtech 13833 GVAC Upper Receiver 5.56x45mm NATO 16.10, Black, 15 M-LOK Handguard, ETM Flash Hider, BCG Included

Gemtech

GVAC

13833

HK 51001892 MR762 A4 16 UPPER REC KIT 5/8X24

Heckler & Koch

MR764A4 URK

51001892

Heckler & Koch MR762 A4 Upper Receiver, 308 Winchester/762NATO, 13 Barrel, Threaded 5/8X24, M-LOK Handguard, Anodized Finish, Black, Adjustable Gas Block, Includes Bolt Carrier Group, Buffer Weight, and Buffer Spring 51001919

Heckler & Koch

MR762 A4 Upper Receiver

51001919

KAK Industry AR-15 Upper Completion Kit, Phosphate Finish, Black KAR-KT-18

KAK Industry

AR-15 Upper Completion Kit

KAR-KT-18