Magpul STR Lower Build Kit Stock Lower Parts Kit Stock Hardware MOE Grip – Black


Elevate your AR-15/M4 carbine with the Magpul STR Lower Build Kit in Black. Designed for reliability and durability, this stock kit features an ergonomic cheek weld and adjustable length of pull for enhanced comfort and performance. With water-resistant storage tubes and ambidextrous QD sling swivel, it offers versatility and convenience. Upgrade your rifle with this high-quality, American-made kit today!


AR-15 Lower Build Kit STR Stock, Moe Grip, Lower Parts Kit, and Stock Hardware – Black

Looking for a reliable and durable replacement stock for your AR-15/M4 carbine? Look no further than the Magpul STR Lower Build Kit in Black! This high-quality stock is designed to provide a more comfortable and ergonomic cheek weld, as well as improved head positioning. Additionally, it features two O-ring sealed storage areas that are each large enough to accommodate up to two CR123A lithium or AA batteries. The rolled toe and angled rubber butt-pad are perfect for use with body armor, and the leaf-spring tension system ensures a tight, solid fit on MIL-SPEC receiver extensions. Plus, the ambidextrous QD sling swivel socket makes it easy to attach a sling for improved carrying and maneuverability. Get the Magpul STR Stock in Black today and enjoy enhanced shooting performance at the range or in the field!

Magpul STR Lower Build Kit – Black Specifications:

  • Direct replacement stock for your AR-15 or M4 carbine
  • Two water-resistant storage tubes secure batteries
  • Rubber butt pad with a sloping cheek weld
  • Chrome-silicon lock spring provides positive locking
  • Delivers 3″ of adjustment for a customized length of pull
  • 7.3″L x 2.4″W.
  • Length-of-pull adjustment range: 3.3”.
  • M4 length of pull: 10.9” collapsed; 14.2” extended.
  • Wt: 12.8 oz.; 16.8 oz. with receiver extension.
  • Color: Black


Lower Parts Kit Features:

This high-quality kit includes everything you need to complete your lower receiver, or to change out for an upgrade. The Magpul Moe Grip is a direct replacement for the Standard pistol grip and the trigger guard has been upgraded to a moe polymer trigger guard.

Included in this lower parts kit are most of the necessary parts to complete your stripped lower receiver, only thing missing is the stock and stock components. So don’t wait any longer, get our Lower Parts Kit today and get building!

AR-15 Lower Parts Kit Includes:

Magpul Moe Pistol Grip
Pistol Grip Screw
Moe Trigger Guard/mounting hardware
Front Pivot Pin
Two Take Down Detent
Bolt Catch, Plunger, Spring, Roll Pin
Hammer Pin
Hammer & Trigger Springs
Disconnect Spring
Safety Selector, Selector Spring, Detent
Pistol Grip Lock Washer
Magazine Catch, Spring and Button
Rear Take Down Pin
Two Take Down Spring
Buffer Retainer Pin and Spring
Trigger Pin


Buffer Tube Assembly Kit Features:

The Mil-Spec Stock Hardware Kit includes a 6061-T6 Aluminum 6 position carbine length Buffer tube with a hard coat anodized finish, Carbine recoil spring, 3 oz. carbine buffer, End Plate, and castle nut.

  • Fits Mil-Spec carbine Stocks
  • 6 adjustable positions
  • includes Tube, buffer, spring, end plate, and castle nut.
  • Made in the USA
  • SKU: DT4-030

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information:

Additional information

Weight 2 lbs



There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.