Conversion Kits

This AR15 Complete Upper features a 10.5" 5.56 Carbine Barrel with Pinned FSB and Magpul MOE M-LOK SL Carbine Handguard.Features :Upper: Standard AR15 Upper Receiver"Barrel: 10.5" 5.56 Carbine Barrel w/ Pinned FSB"Handguard: Magpul MOE M-LOK SL Carbine...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range don't break the bank. The MOD series is meant to fit Glock 17/22 Gen 5 and includes two 10 round magazines, a 4.49" barrel, a range bag, and a recessed cut...

The L89BS (Broadsword) uppers include 7-sided L89 rails with Titanium barrel nuts and integral QD cups, BROADSWORD upper receivers, 4150CMV barrels, low profile gas blocks, and include the muzzle device. Bolt Carrier Groups and Charging Handles are NOT...

YHM has long been a manufacturer of quality AR-15 Upper Receivers and is very proud to offer YHM A3 Upper Receivers under the YHM label.Features :Made from 7075-T6 aluminum (Forged)"M4 Style feed ramps and "T" Markings"Inside coated with dry film...

The Radian Model 1 Upper Receiver and Hand Guard are precision CNC machined as a matching set, structurally reinforced in critical areas for improved strength and rigidity. The upper receiver is cut from billet 7075-T6 aluminum and assembled with dust...

The Radian Model 1 Upper Receiver and Hand Guard are precision CNC machined as a matching set, structurally reinforced in critical areas for improved strength and rigidity. The upper receiver is cut from billet 7075-T6 aluminum and assembled with dust...

Rock River Arms complete Tactical Carbine upper is an A4 upper chambered in .458 SOCOM with a 16" chrome moly bull barrel and 1:14 twist. Additionally the upper comes with a complete bolt carrier group, charging handle assembly, 15" RRA lightweight M-Lok...

The Luth name is synonymous with Experience, Expertise, Knowledge, Innovation, and has been a driving force in the firearm industry for close to 40 years. Starting as a machinist 40 years ago Randy Luth founded D.P.M.S. / Panther Arms and grew the...

Chiappa Firearms is the Italian group specialized in the production of firearms and today one of the most important world leaders in the sector.Features :Caliber: 22 LRAction: Semi-AutoBarrel Length: 16'' (406 mm)Capacity: 10 RoundsFeed In:...

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 proud to own and operate. They've sought out the best...

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 proud to own and operate. They've sought out the best...

Established in 2009, Battle Arms Development, Inc. (B.A.D. Inc.) stands as a distinguished force in the realm of small arms innovation. Nestled in the heart of Henderson, Nevada, their company is driven by a relentless commitment to pushing the...

This complete upper includes the ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable...

Spikes Tactical's mission is simple, Spikes strives to build the highest quality products and offer them at the best possible price to the consumer. It doesn't matter if you are simply a gun enthusiast, a competitive 3 gun shooter or a military or law...

LBE Unlimited is a leading producer of US Made gun parts and accessories, particularly for the AR-15 platform. Whether you're in the middle of an AR build or you're just looking to upgrade a key component, LBE has you covered with reliable parts and...

The groundbreaking MCR (Mission Configurable Rifle) belt-fed upper receiver assembly is designed to interchange with standard AR/M4 type uppers and readily fits any MIL-Spec lower receiver without permanent modification to the host lower, and is rearward...

Meet CMMG's newest long-range offering. Chambered in Hornady's new 6mm ARC (Advanced Rifle Cartridge), the CMMG's RESOLUTE upper receiver group allows you to pair this exciting caliber with your existing AR15 lower for superior function and accuracy at...

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 standard .308 components and is the perfect upper for your big...

Angstadt Arms complete upper receiver assembly is ready to run out of the box with a sound suppressor! This pistol upper features a 9mm 3-lug muzzle brake, Blastwave blast shield and Radian Weapons Ambidextrous charging handle. Compatible with any 9mm...

The Radian Model 1 Upper Receiver and Hand Guard are precision CNC machined as a matching set, structurally reinforced in critical areas for improved strength and rigidity. The upper receiver is cut from billet 7075-T6 aluminum and assembled with dust...

The design philosophy behind the Radian Model 1 is simple: use the highest quality raw materials, most precise CNC machining equipment, and best components available to create a weapon that seamlessly blends form and function. Beyond quality and...

Chainsaw will now be Noveske's forged product offering based on a hybrid of their Gen 1 and Gen 4 designs. They have modified the basic M4 look to match the Gen 4 aesthetic lines and smooth fit. Noveske will offer Chainsaw in three barrel lengths and two...

When accuracy, perfection, and reliability matters ODIN Works Billet Upper will give you a distinct advantage. With its sleek design No Forward Assist and low profile brass deflector it's guarantee to help you stand out in a crowd.Features :For...

The NEW Maxim Defense PDX(TM) U.R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec lower receiver. With the PDX(TM) U.R.G, you dominate close quarter encounters and achieve maximum energy on target...

LanTac USA LLC, Urban Tactical, Complete Upper Receiver, 223 Wylde, 11.5" Barrel, Fits AR-15, Anodized Finish, Black

The durability, reliability and excellent build quality of Colt uppers will provide years of service you can count on.Features :Upper ReceiverM-LOK Handguard223 Rem/556NATO

High quality components and precise manufacturing makes Colt Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on.Features :Precise...

CMMG's 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 maneuverability. Whether you're defending your family or looking to...

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range don't break the bank. The MOD series is meant to fit Glock 17/22 Gen 5 and includes two 15 round magazines, a 4.49" threaded barrel, a range bag, and a...

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 standard .308 components and is the perfect upper for your big...

The East India Starter Kit is a building block for any build you wish to do. Properly assembled with a USGI barrel nut, this is a great way to finish assembling your own upper without having to know how to install a barrel and gas block.Features :No...

These L89 Upper Receiver Groups are built using SOLGW forged upper, V2 Button rifled barrels, their V2 4140 gas block, and offered in a variety of length and muzzle device options. BCH and Charging Handles are not included.Features :L89 Rails with...

The heart of the BAD Authority Elite upper receiver is the billet BAD556 7075-T6 aircraft grade aluminum receiver with integral ambidextrous controls and free-float rail handguard with M-LOK attachment points at 3, 6, and 9 o'clock positions. At 12...

Savage Firearm's Single Shot Adapter are designed for all Savage Axis & 110 models with factory flush fit magazines. The Single Shot Adaptor is to be used in place of the factory magazine to limit the rifle to being a single shot. Simply replaces the...

The MK1 MOD 1-M line, revamped for 2018, features the PWS long stroke piston system. Internally, this line offers the tried and true system that PWS owners have grown to know and love. Featuring a free-float MLOK handguard, forward assist controls, and a...

The MK1 MOD 1-M line, revamped for 2018, features the PWS long stroke piston system. Internally, this line offers the tried and true system that PWS owners have grown to know and love. Featuring a free-float MLOK handguard, forward assist controls, and a...

The PWS MK1 MOD 2-M line, revamped for 2018, features the PWS long stroke piston system. While the internals remain the same as other PWS lines, the MK1 MOD 2-M offers a variety of features exclusive to this line. Starting with patent pending PicLok...

Noveske, Receiver, Upper, 4th Generation, N4, Carry Handle, Black Anodized, Installed Rear Sight Kit, Port Door Assembly, Tear Drop Forward Assist Assembly, With Packaging

Manufactured with confidence and without compromise, the Super Duty MOD1 adds value to the platform while continuing the reputation for excellence. All of these technologies and advancements combine to bring to market a true next-gen upper for the AR-15...

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 upper receiver will help take your pistol caliber build...