AoA AR9 Carbine Buffer Kit


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AoA AR9 Carbine Buffer Kit

Your choice of QD, Ambi-Loop, or Standard Endplate

The Arm or Ally AR9 Carbine Buffer Kit includes a Mil-Spec 7075-T6 aluminum 6-position carbine buffer tube, solid AR9 5.5oz buffer, buffer spring, lock nut, and your choice of endplate. 100% American-made, excellent machining, flawless fit, finish, and function.

See our entire selection of AR15 Buffer Kits here.

The AR9 Buffer Kit Includes

  • Buffer Tube, 7075-T6 6 Position, Hard Coat Anodized
  • 9mm Buffer—5.5 ounces
  • Castle Nut
  • Your choice of Endplate
  • Buffer Spring

What is the Arm or Ally Brand?

Arm or Ally branded products are manufactured in the same facilities and to the same standards as many popular, high-end brands.  Our promise to you is a high-quality product at a more affordable price. 100% American made products, backed by the same defect-free warranty as every other product we offer.

SKU AOA100245C | AOA100246C | AOA100247C
Manufacturer Leading U.S. Manufacturer
100% American Made Yes
Platform AR15
Type 9mm; 5.5oz
Compatability Works with standard Milspec AR15 components
Weight 9.8oz

Arm or Ally is a stocking dealer for all Faxon Firearms, Ballistic Advantage, HOLOSUN, Toolcraft, Elftmann Tactical, Timney, CMC Triggers, HIPERFIRE and named the #1 Overall E-Commerce Dealer for Aero Precision Products in 2020!  See our growing inventory of AR Parts, and Reloading Components.

Weight 12 oz
Dimensions 11 × 3.5 × 1.5 in

Arm or Ally

Part Type

Lower Receiver Parts



Buffer Weight


Endplate Style

Standard, Quick-Detach, Ambi-Loop

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