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AR-15 LOWER RECEIVERS & PARTS

Buffer Retainer Spring - AR15/M16
$1.49
IN STOCK
BUF-RET-SPRNG
CMMG AR-15 Lower Parts Kit
$69.95
IN STOCK
CMMG55CA6C5
DPMS AR-15 Lower Receiver Parts Kit
$59.95
IN STOCK
LRPK-1
DPMS Commercial Carbine Buffer Tube
$24.95
IN STOCK
CS-09-AP4
DPMS Mil-Spec Carbine Buffer Tube
$39.95
IN STOCK
CS-09-DOD
ERGO GRIP AR-15 Trigger Guard Gapper
$2.99
IN STOCK
4085
Geissele AR15 Super 3 Gun Trigger
$250.00
IN STOCK
S3G
Geissele AR15 Super Two Stage Trigger
$165.00
IN STOCK
G2S
Hogue Rubber Finger Groove Grips - AR15/M16
$18.95
IN STOCK
15000
KNS AR15/M16 Buffer Detent Pin
$1.95
IN STOCK
KNS-BD
KNS Push Button Pivot Pin - AR15
$13.50
IN STOCK
PBPIVOT250
KNS Push Button Pivot Pin - SIG 556
$20.95
IN STOCK
SIG556PVT
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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.