AR Parts Kits

.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)...

This Upper Receiver Parts Kit contains the small parts you need to assemble a MIL-SPEC stripped upper. Each kit contains a standard ejection port cover assembly and forward  assist assembly with appropriate pins and springs. Includes: Forward...

Noveske, Short Throw Selector, 60 Degree Safety Selector, Fits AR-15, Ambidextrous, Black Finish The Noveske Short Throw Selector is an ambidextrous safety selector switch for your AR-15 that carries a 30 degree shorter throw than a standard safety...

Weight: 1oz Width: 2.72″ Length: 2.5″ Material: High Strength Steel Color: Black The .308 Takedown Pin Set  is compatible with any standard .308 receiver and includes both the front pivot pin and the rear takedown pin. The pin heads also...

Hardened steel pins in a black nitride finish and iron cross stamped logo. 4140 hardened steel Works with any mil-spec lower 0.250" diameter

Standard castle nut Fits mil-spec buffer tubes

100% made in the USA. This kit is made by Anderson Manufacturing according to their strict mil-spec standards. The kit includes: Stainless steel hammer Stainless steel trigger Hammer/trigger pins Hammer spring Trigger spring Disconnector...

Stainless steel .154 standard anti-walk pins with side plates. These are designed to prevent your hammer/trigger pins from coming out. We do recommend using thread locker when installing these. The side plates keep the tension off the pins during...

Buffer detent and spring.

Seekins Precision Builder's Kit, Lower Receiver Parts Kit, 223 Rem/556nato, Seekins Trigger Guard, Seekins Mag Release, Seekins Bolt Catch, Seekins Ambi Safety, Seekins Take Down Pins, Pins, Detents And Springs Needed For Build Model: Builder's...

28 Piece kit. All heat treated parts. AR-15 Standard Safety Selector Lever- 1 pc AR-15 Safety Spring and Detent pin- 1 set AR-15 Magazine Catch Kit with mag catch, release button and spring- 1 set AR-15 Bolt Catch Assembly Kit with Plunger, Spring &...

Mil-spec AR-15 triggers typically have an 8 to 9 pound trigger pull with factory springs. Utilizing the KVP Reduced Power Spring Kit should yield a trigger pull reduction of 2 to 4 pounds. A 5 to 6 pound trigger pull is typical after installation of the...

AR-10 Lower Parts Kit (lpk) without a trigger or hammer. Includes: Magazine Catch Assembly w/Button and Spring AR-15 Single Safety Selector Lever 308 Bolt Catch Assembly Kit with Plunger, Spring & Roll Pin -Black 223 308 Buffer Tube Detent Plunger...

This is the ideal LPK for building out an AR patterned pistol caliber mil-spec dimension lower receiver. Includes everything but the trigger guard and magazine catch. Everything you need, nothing you don't. Kit Includes: Hammer Trigger Disconnect Bolt...

Fits standard mil-spec buffer tubes.

Keep your BCG in top condition with this CMMG bolt refresh kit. Kit for repairing your Bolt/BCG. All Parts Meet or Exceed Mil-Spec. Features : Repair Kit Fits AR-15 Mil-Spec MPN 55AFF68, Types Kit, UPC 815835012001,