Since 1969

AR 15 Lower Receiver Parts

With our wide selection of lower receiver parts, Midsouth Shooters can help you complete your AR 15. We've got everything you can imagine from buttstocks to pistol grips and triggers too. If you're more of a do it yourself kind of person, check out our AR lower parts kits!

Item Total: (82) 0 - 60
AR Receiver End Plate Sling Mount
$11.49
In Stock
Troy Ind. Standard AR-15 Barrel Nut Steel Matte Black
$13.99
Out of Stock
Castle Nut for AR-15
$3.65
Out of Stock
Receiver End Plate for AR-15
$3.65
Out of Stock
Standard A2 Buffer Spring for AR-15
$3.99
Out of Stock
Carbine Buffer Spring for AR-15
$3.99
In Stock
Standard A2 Buffer for AR-15
$12.94
In Stock
Carbine Buffer for AR-15
$9.53
Out of Stock
A2 Stock Spacer (For Standard Stocks)
$2.43
Out of Stock
A2 Stock Screw (For Standard Stocks)
$2.45
In Stock
AR-15 A2 Full Size Buffer Tube
$30.24
In Stock
AR-15 Lower Small Parts Kit
$30.45
In Stock
AR-15 Pistol Buffer Tube Kit 7 3/8 (3oz)
$59.45
In Stock
Chrome CAR Stock Spring
$9.83
In Stock
AR-15 Extended Mag Catch Paddle Release
$21.32
In Stock
AR-15 Pistol Buffer Tube Foam Sleeve
$5.04
In Stock
AR15  Extended Takedown Pin Set
$14.17
In Stock
AR-15 Six Position Mil-Spec Buffer Tube
$31.66
Out of Stock
AR15  Extended Takedown Pin Set Gen 2 Chrome
$28.64
In Stock
Magpul PRS Gen3 Precision Adjustable Stock
$241.01
Backorder OK
Magpul B.A.D. Lever for AR-15
$28.32
In Stock
Stainless Steel Spare Parts Kit
$14.99
Backorder OK
Braided Carbine Buffer Spring
$22.99
In Stock
Honed Carbine Buffer Tube
$26.99
In Stock
AR-15 End Plate
AR-15 End Plate
260-ARM651BLK | Armaspec
$5.99
Backorder OK
Mil-Spec AR-15 Castle Nut
$5.99
Backorder OK
Del-Ton AR-15 Buffer Tubes
Del-Ton AR-15 Buffer Tubes
999-173BUFFERTUBES | Del-Ton
$23.15-$25.88
(See Full Selection)
Item Total: (82) 0 - 60