AR Parts Kits

Leapers, Inc. - UTG Lower Upgrade Kit, Black

Anderson Manufacturing builds rifles, pistols, and parts utilizing the latest in computerized manufacturing. By keeping manufacturing in house, Anderson can offer quality, American-made products at an affordable price, backed by a limited lifetime...

ELG stands for 'Enhanced Longitudinal Grind'.At the heart of this kit stands the longitudinally-ground trigger, which is ground in-line with the direction of pull along the long axis of the trigger, and then finish-polished. This grind and polish provide...

This M5 Lower Parts Kit includes the components needed to assemble an Aero Precision M5 Lower Receiver. It features a Magpul MOE Grip. See below for a full list of included components. M5 Specific Parts include: M5 Takedown Pin, M5 Pivot Pin, M5 Bolt...

This M5 Lower Parts Kit includes the components needed to assemble an Aero Precision M5 Lower Receiver. It features a Magpul MOE Grip. See below for a full list of included components. M5 Specific Parts include: M5 Takedown Pin, M5 Pivot Pin, M5 Bolt...

The UXR Conversion Kit in 300 AAC Blackout with a 14.5” barrel offers shooters an effortless transition between calibers, thanks to the innovative XChange system. This groundbreaking system simplifies the process by allowing users to swap out the barrel,...

.308 AR Compatible Builders Lower Receiver Parts Kit Matte Black Finish Includes: LLR-01 Buffer Retainer 1-ea. LLR-02 Buffer Retainer Spring 1-ea. LLR-08 Selector/Safety 1-ea. LLR-09 Bolt Catch Spring 1-ea. LLR-10 Bolt Catch Buffer (Plunger) 1-ea...

Complete stock kit for .223/5.56 A2 builds. Featuring a black polymer fixed A2 stock with a 5 piece fixed buffer tube kit. Black Polymer A2 Style Fixed Butt Stock Sturdy black polymer featureless fixed butt stock in A2 style. Fits mil-spec fixed buffer...

Sturdy steel ambi safety selector switch. Teardrop profile for engaging with gloves or slippery hands.

One of our top sellers and a nice finishing piece for that AR build. This enhanced ambi safety is CNC milled and is interchangeable for 60 and 90 degree throws. Sturdy steel ambi safety selector switch. Raised profile for engaging with gloves or slippery...

Excellent quality mil-spec kit for AR-15 mil-spec lower receivers. All internal components required to complete a stripped AR-15 lower receiver. Fit AR-15,

Sturdy steel ambi safety selector switch. Comes with wrench for disassembly.

Standard end plate. Fits mil-spec tube and receiver. 2 pack standard receive end plates. Fits mil-spec buffer tube and receiver.

Anderson Manufacturing builds rifles, pistols, and parts utilizing the latest in computerized manufacturing. By keeping manufacturing in house, Anderson can offer quality, American-made products at an affordable price, backed by a limited lifetime...

T6 6061 Aluminum, Lightweight Fits .750 Barrel Diameter Comes With Four Set Screws That Screw Down Through Four Pre Drilled Holes On Handguard. Some handguards may need holes drilled to install. Does not interfere with .750 free float barrel

Package includes: One Extended Pivot pin One Extended Take down pin Two Detents Two Detent Springs

21 piece oops lower parts kit. All springs and detents for .223 / 5.56. No hammer, trigger or grip. Those springs and detents love to fly and hide. Installing them inside of a plastic grocery bag can usually help prevent them from getting lost. For cases...

Strike industries extended takedown pins and pivot pins are ideal for shooters looking for a custom look and that run multiple upper receivers off of a single lower. Made out of Precision-Machined Steel.  This is a replacement for the standard...

Anderson Manufacturing builds rifles, pistols, and parts utilizing the latest in computerized manufacturing. By keeping manufacturing in house, Anderson can offer quality, American-made products at an affordable price, backed by a limited lifetime...

The oops Kit comes with the Springs and Detents that can easily get misplaced when you are installing them and/or replacing them. This kit is retail packaged. Included in this Oops! kit are the following items: (1) Hammer spring (1) Trigger spring (2)...