AR-15 Buffer Tube Kit with 3oz Buffer


Our Mil-Spec buffer tube kit for completing your next AR-15 build.

Out of stock


AR15 Mil-Spec Buffer Tube Kit

Our complete buffer tube kit for completing your next build. It includes a standard mil-spec buffer tube, 3.0 oz buffer, buffer spring, receiver plate, and castle nut. To install it, all you need is a castle nut wrench. The 5 minute installation video below shows how to install a receiver plate, but you can follow it to know how to install this buffer tube.

This kit includes all high-quality parts that get shipped SAME DAY*.


Package includes:

  • (1) Mil-Spec Buffer Tube
  • (1) Buffer Spring
  • (1) 3oz Standard Buffer
  • (1) Receiver Plate
  • (1) Castle Nut

Made with high quality steel, this mil spec buffer tube kit fits snugly because of its tight tolerances.

Heavy-Duty AR-15 Buffer Tube Kit

Single Point Sling
Ships SAME DAY if you order before 3:30pm CST

How to Install a Buffer Tube

Mil-Spec Buffer Tube Kit – Guarantee

If you are not completely satisfied with your order, contact us and we will make it right. We make every effort to ship the same day *(before 3:30pm CST).

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Additional information

Weight 0.625 lbs
Dimensions 6 × 9 × 1 in