AR-15 LOWER RECEIVERS & PARTS

AR-15 LOWER RECEIVERS & PARTS

Products

Buffer Retainer Spring - AR15/M16

Buffer Retainer Spring - AR15/M16

Buffer retainer spring for AR15/M16 style rifles.

BUF-RET-SPRNG

In stock

$1.49

Pro-Shot AR15 Cleaning Link

Pro-Shot AR15 Cleaning Link

A great accessory for any AR15 owner! The AR cleaning link separates the upper and lower receiver assemblies, locks them solid, and prevents the receiver from constantly flopping closed for easy cleaning. Link uses the original rear pin and pin hole for attachment during use.

ARCL

In stock

$14.95

KNS AR15/M16 Buffer Detent Pin

KNS AR15/M16 Buffer Detent Pin

KNS Precision Buffer Detent Pin for you AR15/M16 style rifle. Used to prevent over-insertion of buffer tube assembly as well as retain buffer and spring assembly in place when rifle is opened. Machined from quality steel with black oxide finish. Made in the USA!

KNS-BD

In stock

$1.95

Kinetic Development Group AR-15 5.56mm Enhanced Lower Receiver - STRIPPED

Kinetic Development Group AR-15 5.56mm Enhanced Lower Receiver - STRIPPED

Kinetic Development Group, Semi-automatic, Stripped Lower 223 Rem/556NATO, Black Type 3 Hardcoat Anodized, Flared Machined Magwell, Upper Tension Set Screw Location, HK Style Safety Selector Markings.

KDGARP5-100

In stock

$109.95

KNS Push Button Pivot Pin with Stud - AR15

KNS Push Button Pivot Pin with Stud - AR15

This is a push button pivot pin with the quick release sling stud. This is the ultimate set-up for fast sling removal and field take down and allows you to eliminate tension on the upper receiver. Manufactured by KNS Precision.

PBPIVOTSTD

In stock

$20.95

Hogue Rubber Finger Groove Grips - AR15/M16

Hogue Rubber Finger Groove Grips - AR15/M16

Rubber Hogue grips with finger grooves for AR-15/M-16 rifles. This is an overmolded design of the AR15 grip providing enhanced comfort and a positive, secure hold.

15000

In stock

$18.95

DPMS AR-15 Lower Receiver Parts Kit

DPMS AR-15 Lower Receiver Parts Kit

DPMS Panther Arms AR-15 Lower Receiver Parts Kit includes: Pistol Grip, Trigger, Hammer, Disconnector, Selector, Bolt Catch Spring, Detent Spring, Bolt Catch Buffer, Take Down Detent, Bolt Catch, Magazine Catch Spring, Bolt Catch Roll Pin, Magazine Catch Button, Magazine Catch, Front, Pivot Pin, Hammer Spring, Trigger Spring, Pistol Grip Screw, Pistol Grip Lock Washer, Selector Spring, Detent Selector, Hammer Pin, Trigger Pin, Take Down Pin, Buffer Retainer Pin, Buffer Retainer Spring and Disconnector Spring.

LRPK-1

In stock

$89.95

ATI AR-15 Buffer Tube Assembly Kit - Commercial

ATI AR-15 Buffer Tube Assembly Kit - Commercial

  • Constructed of Military Type III Anodized, 6061 T6 Aluminum
  • Commercial Diameter Tube for Optimal Fit into Commercial Buttstock
  • Includes Steel Castle Nut and Locking Ring
  • Includes AR-15 Recoil Plug and Buffer Spring
  • Virtually Indestructible
  • Manufactured in the USA
  • Limited Lifetime Warranty

*Fits most AR-15 and AR variants. Not compatible with AR-10 pattern rifles.

A5101050

In stock

$59.95

ATI AR-15 Buffer Tube Assembly Kit - Mil-Spec

ATI AR-15 Buffer Tube Assembly Kit - Mil-Spec

  • Constructed of Military Type III Anodized, 6061 T6 Aluminum
  • Military Diameter Threads for Maximum Fit into AR-15 Receiver
  • Includes Steel Military Grade E-Coated Castle Nut and Locking Ring
  • Includes AR-15 Recoil Plug & Buffer Spring
  • Virtually Indestructible
  • Manufactured in the USA
  • Limited Lifetime Warranty

*Fits most AR-15 and AR variants. Not compatible with AR-10 pattern rifles.

A5102240

In stock

$59.95

DPMS Commercial Carbine Buffer Tube

DPMS Commercial Carbine Buffer Tube

DPMS Commercial buffer tube. 1.17" diameter.

CS-09-AP4

In stock

$24.95

LBE Unlimited Buffer Tube - 6 Position - Commercial

LBE Unlimited Buffer Tube - 6 Position - Commercial

LBE Unlimited Commercial Buffer tube with 6 position capability with a commercial diameter retractable stock. 6061 Aluminum. A center notch has been machined in the tube for the buffer retainer pin. Made in the USA!

BUF001

In stock

$27.95

Daniel Defense Rear Receiver QD Swivel Attachment Point (w/QD swivel)

Daniel Defense Rear Receiver QD Swivel Attachment Point (w/QD swivel)

The Daniel Defense™ ambidextrous swivel attachment point provides a secure fixture for your swivel loop to attach to. Easily installed using only a spanner wrench to remove your collapsible stock and buffer tube. Hard Coat Type 3 anodized and proudly made in the USA. Includes QD Sling Swivel.

03-018-30026

In stock

$48.00

LBE Unlimited Buffer Tube - 6 Position - Mil-Spec

LBE Unlimited Buffer Tube - 6 Position - Mil-Spec

LBE Unlimited Mil-Spec Buffer tube with 6 position capability with a mil-spec diameter retractable stock. 6061 Aluminum. Made in the USA!

BUF002

In stock

$27.95

KNS Quick Release Sling Swivels - 1 1/4" - 2 Piece Set

KNS Quick Release Sling Swivels - 1 1/4" - 2 Piece Set

KNS Sling Swivels with quick release for rifles. Correctly attaches 1.25" wide slings using the KNS front or rear swivel mounts for AR-15 or Sig 556 rifles. Can also be used with any standard swivel mount stud. Includes two sling swivels.

SWIVEL

In stock

$11.95

LBE Unlimited Buffer Tube Kit - Mil-Spec

LBE Unlimited Buffer Tube Kit - Mil-Spec

LBE Unlimited Mil-Spec Buffer Tube Kit with 6 position capability with a mil-spec diameter retractable stock. This kit includes the Mil-Spec buffer tube, castle nut, lock plate, recoil buffer, and recoil spring. Made in the USA!

MILBUFKT

In stock

$49.95

Rock River Arms Lower Receiver Parts Kit - NATIONAL MATCH TRIGGER

Rock River Arms Lower Receiver Parts Kit - NATIONAL MATCH TRIGGER

Rock River Arms Lower Receiver Parts Kit with the 2 stage national match trigger and black pistol grip.

ARO120NM

In stock

$180.00

DPMS AR-15 Field Repair Kit

DPMS AR-15 Field Repair Kit

DPMS Panther Arms AR-15 Field Repair Kit contains: LR-22 Trigger Spring, BT-07 Extractor, BT-08 Extractor Spring Assembly, LR-31 Disconnector Spring, LR-32 Hammer Spring, BT-03 Extractor Pin, BT-16 Firing Pin Retaining Pin, BT-14 Firing Pin, BT-05 Ejector, and BT-06 Ejector.

BP-01

In stock

$24.95

Magpul ASAP Sling Plate - BLK

Magpul ASAP Sling Plate - BLK

The Magpul Ambidextrous Sling Attachment Point (ASAP) allows for a range of motion greater that 180 degrees, allowing for easy right or left hand weapon manipulation. Replaces the standard AR15 Carbine stock receiver end plate and works with single point type slings with snap hook style attachment. Compatible with both commercial and mil-spec buffer tubes. Made from precision cast black manganese phosphatized steel.

MAG500-BLK

In stock

$27.95

AR-15 Lower Receivers

Find the Assembly Parts You Need for Your AR-15 Lower Receiver

Creating a high performance rifle can lead to a preoccupation with acquiring parts. Don’t spend hours on different sites when we have the top quality AR-15 lower receivers and parts you need for inspired building. Gain well-crafted equipment for enthusiasts and pros that can be counted on for a good fit, durable workmanship, and excellent shooting for years. Our line-up of AR-15 lower receivers and parts includes both stripped parts and assemblies. Access forged receivers manufactured from mil-spec, hard coat anodized aircraft grade aluminum. CMMG’s popular lower receiver, stripped for the semi-auto AR15, is made with these materials, and a special coating adds enhanced durability. Look to us for receivers, plus comprehensive parts sets, and field repair kits. Items such as push button pivot pins, trigger assemblies, and hammer pin sets are within our AR-15 parts pages.

Quality AR-15 Lower Receiver Assembly Offers Peak Performance

If you’ve got competition fever, an AR-15 lower receiver assembly comes complete with a collapsible stock and National Match two-stage trigger. Or order a drop-in, match grade modular trigger assembly for your rifle that can be installed in minutes. Prominent names in lower receiver manufacturing can be found on our site, including Rock River Arms, CMMG, DPMS and Stag Arms. If you’re building your own gun, follow the lead of top rifle manufacturers and choose equipment for the long haul. You want a dependable, consistent performer. When it comes to field duty, a forged AR-15 lower receiver assembly shares a robust strength that’s greater than a cast receiver. Our manufacturers, like DPMS, use forged high grade aluminum, anodized to mil-spec, in their lower receiver assemblies. Remember, our rifle section includes exciting choices in AR-15s that are range ready now.