Shop All - Firearm Accessories & Parts - AR15 Parts & Accessories - Lower Parts

Patriot Ordnance Factory

POF-USA QD End Plate - 01606

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Now: $30.00

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Geissele Automatics

Geissele Automatics, Maritime Bolt Catch

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Now: $29.00

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Anderson Manufacturing

ANDERSON MANUFACTURING OOPS KIT FOR AR-15 SPRINGS AND DETENTS

MSRP: $13.95

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Now: $10.49

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LanTac USA

LanTac USA RPS Ratchet Plate System - 01-UP-RPS

MSRP: $54.99

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Now: $49.99

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LanTac USA

LanTac USA BC-PRO Upgraded Bolt Catch - 01-LP-BC-PRO

MSRP: $59.95

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Now: $52.95

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Fortis MFG

Fortis SLS Fifty (Super Lean Sport) Ambi Safety Selector (50 & 90 Degree)

MSRP: $69.95

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Now: $66.45

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Fortis MFG

Fortis Super Sport Fifty Ambi Safety Selector (50 & 90 Degree)

MSRP: $69.95

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Now: $66.45

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Battle Arms Development

Battle Arms Development Enhanced Modular Magazine Release - Large

MSRP: $23.95

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Now: $21.95

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Sylvan Arms

Sylvan Arms AR-15 Conversion Block FITS Glock

MSRP: $114.99

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Now: $94.99

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Strike Industries

Strike Industries Optimus Modular Weight Buffer AR Platform Bronze Aluminum

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Now: $59.95

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Impact Weapons Components

Impact Weapons Components QD Rotation End Plate - QDENDPLATEIWC

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Now: $18.95

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CMMG Inc.

CMMG AR15 Gunbuilder's Kit (Lower Parts Kit) - 55CA601

MSRP: $39.95

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Now: $34.95

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Radian Weapons

Radian Weapons Talon Ambidextrous Safety Selector - 2 Lever Kit

MSRP: $69.95

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Now: $64.95

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Strike Industries

Strike Industries Ultralight Multi-Function End Plate and Anti-Rotation Castle Nut - Black

MSRP: $32.95

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Now: $29.95

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Strike Industries

Strike Industries TRIBUS Enhanced AR-15 Castle Nut and End Plate

MSRP: $66.95

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Now: $59.95

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TacFire Inc.

TacFire Oversize Rear Takedown Pin - Black Steel AR-15 - MAR090R

MSRP: $12.95

Was:

Now: $9.99

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SB Tactical

SB Tactical STDT AR Pistol Buffer Tube

MSRP: $39.95

Was:

Now: $31.99

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Noveske

Noveske Ambi STS (Short Throw Selector) 60 Degree Selector

MSRP: $44.99

Was:

Now: $40.00

Out of stock
Armaspec

Armaspec ST45 Ambi Safety Selector

MSRP: $44.99

Was:

Now: $37.99

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Yankee Hill Machine

Yankee Hill Machine EZ Pull Takedown Pin Set - YHM-7284

MSRP: $22.95

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Now: $17.95

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JE MACHINE TECH

JE Machine Tech AR-15 Pro Series .223 Silent Recoil Spring System

MSRP: $75.99

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Now: $65.99

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Magpul Industries

Magpul ASAP QD - Ambidextrous Sling Attachment Point QD

MSRP: $29.95

Was:

Now: $28.45

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Spikes Tactical

Spike Tactical Mil-Spec 6-Position Buffer Tube Assembly

MSRP: $84.95

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Now: $76.46

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Luth-AR

Luth-AR .223/5.56 Mil-Spec Carbine Buffer Assembly - Black

MSRP: $49.95

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Now: $46.95

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Patriot Ordnance Factory

POF-USA QD End Plate - 01606

The QD end plate is a low profile sling mount that does not interfere with the stock when fully collapsed. It features an anti-rotational QD sling swivel attachment. As a result, it allows the operator to focus on the target and not on untangling...

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Now: $30.00

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Geissele Automatics

Geissele Automatics, Maritime Bolt Catch

The Geissele Maritime Bolt Catch is designed with the warfighter in mind and will work with any lower receiver designed to accept a mil-spec M16/M4 Carbine bolt catch. The increased surface area promotes ease of function when locking back the bolt or...

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Now: $29.00

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Anderson Manufacturing

ANDERSON MANUFACTURING OOPS KIT FOR AR-15 SPRINGS AND DETENTS

Whoops! Kit comes in packaging that makes it easier to wrap as a gift for Holidays, Birthdays, or Other Special Occasions! The Whoops Kit comes with the Springs and Detents that can easily get misplaced when you are installing them and/or replacing...

MSRP: $13.95

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Now: $10.49

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LanTac USA

LanTac USA RPS Ratchet Plate System - 01-UP-RPS

The LANTAC RPS™ Ratchet Plate System removes the necessity to stake castle nuts in place after fitting. It also provides a QD Sling attachment point directly below the buffer tube. It utilizes a one piece designed ratcheted tooth and arm,...

MSRP: $54.99

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Now: $49.99

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LanTac USA

LanTac USA BC-PRO Upgraded Bolt Catch - 01-LP-BC-PRO

LANTAC BC-PRO™ Upgrade Bolt Catch Precision CNC machined from 17-4 PH (Precipitation Hardened) Stainless Steel in H900 condition and QPQ (Quench Polish Quench) Nitride treated to AMS2753D specification for enhanced corrosion resistance and...

MSRP: $59.95

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Now: $52.95

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Fortis MFG

Fortis SLS Fifty (Super Lean Sport) Ambi Safety Selector (50 & 90 Degree)

*CONTACT US FOR A SPECIAL COUPON CODE!* When designing our new Fortis Super Lean Sport (SLS) FIFTY™, we made sure our brand's innovation, intent and quality were evident in every aspect of the design. While most AR safety selectors in the market...

MSRP: $69.95

Was:

Now: $66.45

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Fortis MFG

Fortis Super Sport Fifty Ambi Safety Selector (50 & 90 Degree)

*CONTACT US FOR A SPECIAL COUPON CODE!* When designing our new Fortis Super Sport (SS) FIFTY™, we made sure our brand's innovation, intent and quality were evident in every aspect of the design. While most AR safety selectors in the market today...

MSRP: $69.95

Was:

Now: $66.45

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Battle Arms Development

Battle Arms Development Enhanced Modular Magazine Release - Large

Precision CNC Machined for billet 7075-T6 Aluminum, the BAD-EMMR features, unique, patent-pending three sided dovetail finger pad attachment mechanism that allows for maximum strength, an almost uninterrupted finger pad face for maximum design...

MSRP: $23.95

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Now: $21.95

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Sylvan Arms

Sylvan Arms AR-15 Conversion Block FITS Glock

*CONTACT US FOR A SPECIAL COUPON CODE!* The Sylvan Arms 9mm Conversion Block converts your AR-15 lower to a 9mm Lower using Glock magazines. Our Glock Conversion Block is built to handle any standard mil spec lowers with most 9mm uppers. Works with...

MSRP: $114.99

Was:

Now: $94.99

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Strike Industries

Strike Industries Optimus Modular Weight Buffer AR Platform Bronze Aluminum

Developed to suit the needs of a performance-based shooter, the Strike Industries Optimus Weight Buffer provides rapid modular customization that can be performed by the user. Changing out the buffer is one of the most direct upgrades to the AR platform,...

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Now: $59.95

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Impact Weapons Components

Impact Weapons Components QD Rotation End Plate - QDENDPLATEIWC

AR AR15 M4 Receiver End Plate with ROTATION LIMITED QD Sling Swivel Socket PRODUCT SPECIFICATIONS: Durable Black MELONITE Plating assures a perfect, deep rich black color to match your Reciever and other IWC Components. MELONITE is an etching...

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Now: $18.95

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CMMG Inc.

CMMG AR15 Gunbuilder's Kit (Lower Parts Kit) - 55CA601

Our Gun builders kit includes most of the necessary parts to build up your lower group except the commonly upgraded parts. Does not include Trigger Guard, Fire Control Group, and pistol grip. **All parts meet or exceed mil-spec**

MSRP: $39.95

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Now: $34.95

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Radian Weapons

Radian Weapons Talon Ambidextrous Safety Selector - 2 Lever Kit

The Talon Ambidextrous safety selector is an easy way to make your AR15 more user friendly by allowing left and right-handed manipulations. It is important to be able to manipulate your rifle from multiple positions and this selector switch adds the...

MSRP: $69.95

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Now: $64.95

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Strike Industries

Strike Industries Ultralight Multi-Function End Plate and Anti-Rotation Castle Nut - Black

The Strike Industries Ultralight Multi-Function End Plate and Anti-Rotation Castle Nut are designed to update and upgrade the often neglected castle nut and endplate system. Now available in an ultralight 7075-T6 aluminum version that is anodized in...

MSRP: $32.95

Was:

Now: $29.95

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Strike Industries

Strike Industries TRIBUS Enhanced AR-15 Castle Nut and End Plate

Introducing the TRIBUS Enhanced Anti-Rotation Castle Nut & Extended End Plate. The TRIBUS is next iteration of our previous AR-ECN&EEP. New features include two addition QD mounting points added to the left & right side of the extended...

MSRP: $66.95

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Now: $59.95

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TacFire Inc.

TacFire Oversize Rear Takedown Pin - Black Steel AR-15 - MAR090R

TacFire's AR15 rear lower takedown pin features an extended knurled end with a port for an attachment of a paracord or ring. It is constructed of steel. This model has a black finish. Our AR-15 USA made Rear take down pin features an extended knurled end...

MSRP: $12.95

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Now: $9.99

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SB Tactical

SB Tactical STDT AR Pistol Buffer Tube

The STDT is a standard, functioning, AR pistol buffer tube that is designed to minimize SB Tactical brace rotation and slippage. FEATURES: 1.2″ Diameter for optimal fit with SB Tactical Pistol Stabilizing Braces 7075 T6 type III Aluminum 8...

MSRP: $39.95

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Now: $31.99

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Noveske

Noveske Ambi STS (Short Throw Selector) 60 Degree Selector

Noveske has earned a reputation as the top of the line in AR-15 rifles and parts; their accessories are just as practical as they are prestigious. Parts like the Short Throw Selector (STS) considerably improve the interface of the AR-15. This 60-degree...

MSRP: $44.99

Was:

Now: $40.00

Out of stock
Armaspec

Armaspec ST45 Ambi Safety Selector

High quality components and precise manufacturing make Armaspec parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on. ST45 Ambi Safety...

MSRP: $44.99

Was:

Now: $37.99

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Yankee Hill Machine

Yankee Hill Machine EZ Pull Takedown Pin Set - YHM-7284

These takedown pins have over sized heads to make separating the upper and lower receiver faster and easier. Perfect for the shooting enthusiast with a variety of top ends and a single lower receiver. Heat treated and plated to Mil. Specs. (U.S. Patent...

MSRP: $22.95

Was:

Now: $17.95

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JE MACHINE TECH

JE Machine Tech AR-15 Pro Series .223 Silent Recoil Spring System

JE Machine Tech has developed a buffer and buffer spring replacement system to quite down and reduce the felt recoil of your AR. Replace these two components with this one as a direct replacement to help revolutionize the performance of your AR. JE...

MSRP: $75.99

Was:

Now: $65.99

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Magpul Industries

Magpul ASAP QD - Ambidextrous Sling Attachment Point QD

Enables ambidextrous weapon manipulation The ASAP QD (Ambidextrous Sling Attachment Point QD) allows a wide range of motion, enabling true ambidextrous weapon manipulation for both left and right handed shooters. Replacing the standard AR15/M4...

MSRP: $29.95

Was:

Now: $28.45

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Spikes Tactical

Spike Tactical Mil-Spec 6-Position Buffer Tube Assembly

The Spike’s Tactical carbine buffer assembly kit is just what you need to finish off your lower with quality components. This kit is perfect for those who either already have their own stock to use or just want to pick a different stock that...

MSRP: $84.95

Was:

Now: $76.46

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Luth-AR

Luth-AR .223/5.56 Mil-Spec Carbine Buffer Assembly - Black

Mil-Spec Carbine Buffer Assembly – .223/5.56 Kit includes recoil buffer components for a new .223 AR15 Carbine build or to convert your current AR15 to use a Mil-Spec carbine buffer tube recoil system. Kit includes: Mil-Spec 6-Position/Carbine...

MSRP: $49.95

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Now: $46.95

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