Uppers

Shop precision-engineered upper receivers for rifles, designed for accuracy, reliability, and custom builds.
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Picture of Lmt Defense MRP-L M-LOK SHOVELNOSE 5.56MM 11.5'' ASSEMBLED UPPER RECEIVER L7ZN2A

Lmt Defense MRP-L M-LOK SHOVELNOSE 5.56MM 11.5'' ASSEMBLED UPPER RECEIVER L7ZN2A

$912.60 $777.17
Picture of Lmt Defense MRP-H QUAD 7.62MM 12.75'' ASSEMBLED UPPER RECEIVER LM308B1

Lmt Defense MRP-H QUAD 7.62MM 12.75'' ASSEMBLED UPPER RECEIVER LM308B1

$1,169.99 $1,077.53
Picture of Lmt Defense MRP-H M-LOK 7.62MM 12.5'' ASSEMBLED UPPER RECEIVER LM308BML1

Lmt Defense MRP-H M-LOK 7.62MM 12.5'' ASSEMBLED UPPER RECEIVER LM308BML1

$1,169.99 $1,077.53
Picture of Lmt Defense MRP-H M-LOK 7.62MM 15.3'' ASSEMBLED UPPER RECEIVER LM308BML4A

Lmt Defense MRP-H M-LOK 7.62MM 15.3'' ASSEMBLED UPPER RECEIVER LM308BML4A

$1,409.99 $1,299.57
Picture of Primary Weapons MK1 ALPHA LT 223 WYLDE 14.5''BBL 11.5'' MLOK HDGD KODIAK BROWN A114UA01-3F-NC

Primary Weapons MK1 ALPHA LT 223 WYLDE 14.5''BBL 11.5'' MLOK HDGD KODIAK BROWN A114UA01-3F-NC

$1,471.99 $1,192.20
Picture of Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 10.3" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanowepon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-543B

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 10.3" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanowepon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-543B

$1,285.20 $1,194.82
Picture of GE SUPER DUTY MOD1 5.56 10.3 URG DDC 08-543S

GE SUPER DUTY MOD1 5.56 10.3 URG DDC 08-543S

$1,438.20 $1,307.96
Picture of Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 11.5" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanowepon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-544B

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 11.5" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanowepon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-544B

$1,325.00 $1,241.41
Picture of GE URG-I NC 556NATO 11.5" BLK/DDC 08-315

GE URG-I NC 556NATO 11.5" BLK/DDC 08-315

$1,525.00 $1,356.39
Picture of GE SUPER DUTY MOD1 5.56 11.5 URG DDC 08-544S

GE SUPER DUTY MOD1 5.56 11.5 URG DDC 08-544S

$1,438.20 $1,307.96
Picture of Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 12.5" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanowepon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-545B

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 12.5" Cold Hammer Forged Barrel, 1:7 Twist, HuxWrx Flash Hider-QD Muzzle Device, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanowepon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-545B

$1,285.20 $1,194.82
Picture of GE SUPER DUTY MOD1 5.56 12.5 URG DDC 08-545S

GE SUPER DUTY MOD1 5.56 12.5 URG DDC 08-545S

$1,438.20 $1,307.96
Picture of Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 13.9" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-546B

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 13.9" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-546B

$1,285.20 $1,194.82
Picture of Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Black, MLOK Handguard, A2 Flash Hider RF00325

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Black, MLOK Handguard, A2 Flash Hider RF00325

$474.95 $275.93
Picture of Radical Firearms Complete Upper Assembly, 300 Blackout, 16" Barrel, 1:8 Twist, Black, MLOK Handguard, A2 Flash Hider RF00375

Radical Firearms Complete Upper Assembly, 300 Blackout, 16" Barrel, 1:8 Twist, Black, MLOK Handguard, A2 Flash Hider RF00375

$474.95 $275.93
Picture of Radical Firearms Complete Upper Assembly, 7.62X39, 16" Barrel, 1:10 Twist, Black, MLOK Handguard, A2 Flash Hider RF00397

Radical Firearms Complete Upper Assembly, 7.62X39, 16" Barrel, 1:10 Twist, Black, MLOK Handguard, A2 Flash Hider RF00397

$474.95 $299.55
Picture of Radical Firearms Complete Upper Assembly, 6.5 Grendel, 16" Barrel, 1:9 Twist, Black, MLOK Handguard, BMD Brake RF00421

Radical Firearms Complete Upper Assembly, 6.5 Grendel, 16" Barrel, 1:9 Twist, Black, MLOK Handguard, BMD Brake RF00421

$669.95 $609.25
Picture of Rock River Arms Tactical Carbine, Complete Upper Receiver, 350 Legend, 16" Barrel, RRA Operator Muzzle Brake, RRA 13" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 10 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 350L0328

Rock River Arms Tactical Carbine, Complete Upper Receiver, 350 Legend, 16" Barrel, RRA Operator Muzzle Brake, RRA 13" Free Float M-LOK Handguard, Anodized Finish, Black, Fits AR-15, 10 Rounds, 1 Magazine, Includes Bolt Carrier Group and Charging Handle Assembly 350L0328

$740.00 $657.00
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