Upper Receivers/Conv Kits

Advantage Arms Conversion Kit: Convert your Palmetto Dagger Compact down to 22lr so trips to the range dont break the bank. The MOD-CA series is meant to fit your Palmetto Dagger Compact and includes...

The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept...

This EPC-9 Complete Upper Receiver comes standard with the ATLAS S-ONE Handguard. The S-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to...

The EPC-9 upper receiver is the perfect addition to any AR9 build. Including a last round bolt hold open mechanism and compatible with most standard AR15 barrel nut and handguard combinations this...

Aero Precision M5 Complete Upper, 308 Winchester, 16" Barrel, 1:10 Twist, Rifle Length Gas System, Atlas S-one Handguard, Cerakote Finish, Does Not Include Bcg Or Carry Handle Apar538715m22

Aero Precision Ar15 Complete Upper, 223 Remington/556nato, 16" Barrel, Magpul Moe Handguard, A2 Front Sight Block, Mid Length Gas System, Anodized Finish, Black, Does Not Include Bcg Or Carry Handle...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Bootleg Four Position Adjustable Carrier, Ar-15, Complete, Black Finish, Blem (damaged Packaging) Bp-c15-dProduct Type: Bolt CarrierDescription: Bolt Carrier Group

Bootleg Gas Tube, Silver, Mid Length Gas Tube Bp-gtm-sProduct Type: Gas TubeDescription: Mid Length Gas Tube

Battle Arms Development Workhorse, Upper Receiver Assembly, 223 Remington/556nato, 16" Barrel, Mid-length Gas System, Anodized Finish, Black, A2 Flash Hider, Workhorse 15" M-lok Free Float Handguard,...

Battle Arms Development Workhorse, Upper Receiver Assembly, 223 Remington/556nato, 10.5" Barrel, Carbine-length Gas System, Anodized Finish, Black, A2 Flash Hider, Workhorse 9.5" M-lok Free Float...

Battle Arms Development Xiphos Upper Receiver, Stripped, 9mm, Anodized Finish, Black, Billet 7075-t6 Aluminum Construction Bad-pcc-urModel: XIPHOS Upper ReceiverProduct Type: UpperFinish/Color:...

Sons of Liberty Gun Works believes in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the first time, ready for hard use...

Sons of Liberty Gun Works believes in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the first time, ready for hard use...

Sons of Liberty Gun Works believes in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the first time, ready for hard use...

Meet CMMGs newest long-range offering. Chambered in Hornadys new 6mm ARC (Advanced Rifle Cartridge), the CMMGs RESOLUTE upper receiver group allows you to pair this exciting caliber with your...

CMMGs RESOLUTE lineup is engineered with purpose for those who refuse to compromise on quality. Each RESOLUTE rifle comes with a 16-inch barrel and is designed for balance, accuracy and...

Sons of Liberty Gun Works believes in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the first time, ready for hard use...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. Or if you want to teach your kid the fun of shooting but dont want him/her to...

Ballistic Advantage Ba10, Upper, Black, Ar-10, Anodized Bapa100091Model: BA10Product Type: UpperFinish/Color: AnodizedFit: AR-10

Ballistic Advantage Upper, Black, Ar-15, Anodized Bapa100084Product Type: UpperFinish/Color: AnodizedFit: AR-15

Ballistic Advantage Upper, Black, Ar-15, Anodized Bapa100049Product Type: UpperFinish/Color: AnodizedFit: AR-15

The Daniel Defense M4 V7 LW Upper Receiver Group is built around a Cold Hammer Forged 16" Lightweight profile barrel-which is two ounces less than a standard V7 barrel-and equipped with a DD improved...

The Daniel Defense M4 V7 Upper Receiver Group is built around a Cold Hammer Forged 16" Government profile barrel and equipped with a DD improved Flash Suppressor to reduce flash signature. It...

Black Rain Ordnance, Inc. is a precision rearms manufacturer specializing in the modern sporting rifle design. Founded in 2009 with a benchmark to only manufacture weapons we would personally be...

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...

Black Rain Ordnance, Inc. is a precision rearms manufacturer specializing in the modern sporting rifle design. Founded in 2009 with a benchmark to only manufacture weapons we would personally be...

The durability, reliability and excellent build quality of Colt uppers will provide years of service you can count on.Features :M4 Feed RampsForward AssistUpper Receiver

Convert your 1911 into a .22 or with an Advantage Arms conversion kit. Advantage Arms 1911 Target Conversion Kit is Advantage Arms most accurate conversion kit. The barrel is fixed solid to the...

Convert your 1911 into a .22 or with an Advantage Arms conversion kit. Advantage Arms 1911 Target Conversion Kit is Advantage Arms most accurate conversion kit. The barrel is fixed solid to the...

Convert your 1911 into a .22 or with an Advantage Arms conversion kit. Advantage Arms 1911 Target Conversion Kit is Advantage Arms most accurate conversion kit. The barrel is fixed solid to the...

Convert your XD into a .22 or with an Advantage Arms conversion kit. Advantage Arms XD Conversion Kit is Advantage Arms most accurate conversion kit for XDs.Features :Adjustable sightsLast round lock...

Convert your Glock into a .22 or with an Advantage Arms conversion kit. Advantage Arms Glock Conversion Kit is Advantage Arms most accurate conversion kit for Glock.Features :Adjustable sightsLast...