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Aero Precision

Ar-15 Carbine Buffer Kits - Mil-Spec Carbine Buffer Kit W/ H2 Buffer For Ar-15 Black

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Complete Ar-15

Carbine buffer kit for a

Includes H2

Buffer for use in the

Ships Mil-spec

A mil-spec buffer tube machined

Buffer Tube

Features slots for a six-position

Includes Buffer

Spring, end plate, and castle-lock

$94.99
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SKU: 100036682

Overview

Built for AR-15 carbine setups, this buffer kit is intended to support a more controlled feel in short-gas-system firearms where overgassing can increase wear and felt recoil. It includes the core components needed for a carbine buffer assembly, making it a practical option for owners assembling or updating a compatible rifle. The kit uses a mil-spec buffer tube with six-position buttstock slots and comes with a buffer spring, end plate, and castle-lock nut. For hunters and shooters who want a straightforward parts package for a carbine-length build, it offers a focused solution without unnecessary extras.

Why Hunters Choose the Aero Precision

Complete Ar-15

Carbine buffer kit for a

Includes Mil-spec

Buffer tube machined from 7075-T6

Six-position Buttstock

Compatibility offers adjustable stock placement

Supplied Buffer

Buffer spring, end plate, and

H2 Buffer

Included for carbine configuration support

Key Features

  • Complete AR-15 carbine buffer kit for a ready-to-install setup
  • Includes an H2 buffer for use in the kit lineup
  • Ships with a mil-spec buffer tube machined from 7075-T6 aluminum
  • Buffer tube features slots for a six-position buttstock
  • Includes buffer spring, end plate, and castle-lock nut
  • Offered by Aero Precision

Best Used For

  • AR-15 carbine owners building a complete buffer setup for a short gas system rifle
  • Shooters looking for a mil-spec carbine buffer kit with included spring, end plate, and castle-lock nut
  • Users configuring a six-position buttstock on an AR-style firearm
  • Owners seeking an H2 buffer option within Aero Precision’s carbine buffer kit lineup

Pros

  • Complete AR-15 carbine buffer kit for a full buffer system setup
  • Includes a mil-spec buffer tube machined from 7075-T6 aluminum
  • Six-position buttstock compatibility offers adjustable stock placement
  • Supplied with buffer spring, end plate, and castle-lock nut
  • H2 buffer included for carbine configuration support

Considerations & Trade-offs

  • This kit is configured around an H2 buffer, so it is most relevant for setups where that buffer weight is the intended match.
  • The kit is built for a six-position buttstock setup, which limits it to that style of carbine configuration.
  • It is a complete buffer-kit package, but it does not include a buttstock itself.
  • The description addresses overgassing in short gas-system AR-style firearms, so fit and results depend on the specific rifle setup.

Suggested Comparisons

  • AR-15 buffer kits
  • AR-15 carbine receiver extension kits
  • AR-15 recoil management components
  • AR-15 lower receiver parts kits

Suggested Accessories

  • AR-15 carbine stock
  • Buffer spring
  • End plate
  • Castle nut wrench

Frequently Asked Questions

What is included in this AR-15 Carbine Buffer Kit?

The kit includes a mil-spec buffer tube, a buffer spring, an end plate, and a castle-lock nut. The product title also identifies this version as including an H2 buffer.

Is this buffer kit intended for a carbine setup?

Yes. The product is described as a complete buffer kit for an AR-15 carbine, and the buffer tube features slots for a six-position buttstock.

What material is the buffer tube made from?

The long description states that the buffer tube is machined from 7075-T6 aluminum.

Why would a hunter or shooter choose a kit like this?

The description says it is designed to address overgassing in short, pistol-length AR-style firearms, which can increase wear on internal components and felt recoil.

What brand makes this buffer kit?

The manufacturer listed is Aero Precision.