GunPartPicker
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Ddc

Geissele

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Ddc

Buffer Tube Spec: Mil-Spec
Buffer Tube Type: Carbine
Color: FDE
Material: 7075-T6 Aluminum
$144
Currently Available
Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Blue - ARSPRESLICKBLU

Strike Industries

Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Blue - ARSPRESLICKBLU

Buffer Tube Type: Pistol
Color: Blue
Material: 7075-T6 Aluminum
$69
Currently Available
Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Red - ARSPRESLICKRED

Strike Industries

Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Red - ARSPRESLICKRED

Buffer Tube Type: Pistol
Color: Red
Material: 7075-T6 Aluminum
$69
Currently Available
Geissele AR15/M4 Reaction Block (Mil-Spec Buffer Tube Only) 05-314

Geissele

Geissele AR15/M4 Reaction Block (Mil-Spec Buffer Tube Only) 05-314

Buffer Tube Spec: Mil-Spec
$190
Currently Available
Strike Industries AR Mil-Spec Buffer Housing for Mil-Spec Buffers, Red - SI-AR-BH-MIL-RED

Strike Industries

Strike Industries AR Mil-Spec Buffer Housing for Mil-Spec Buffers, Red - SI-AR-BH-MIL-RED

Buffer Tube Spec: Mil-Spec
Color: Red
Material: Aluminum
Finish: Hardcoat Anodized
$17
Currently Available
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black

Geissele

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black

Buffer Tube Spec: Mil-Spec
Color: Black
Material: Aluminum
Finish: Hardcoat Anodized
$134
Currently Available
Timber Creek AR Buffer Tube, Black - AR BT BL

Timber Creek

Timber Creek AR Buffer Tube, Black - AR BT BL

Buffer Tube Type: Carbine
Color: Black
Material: Aluminum
$20
Currently Available
Leapers Utg Pro Mil-Spec 6 Position Receiver Extension Tube Kit - Black

Leapers

Leapers Utg Pro Mil-Spec 6 Position Receiver Extension Tube Kit - Black

Buffer Tube Spec: Mil-Spec
Buffer Tube Type: Carbine
Color: Black
Material: 6061-T6 Aluminum
$24
Currently Available
Tacfire Buffer Tube Kit, Black - MAR049-B

TacFire

Tacfire Buffer Tube Kit, Black - MAR049-B

Buffer Tube Spec: Mil-Spec
Buffer Tube Type: Carbine
Color: Black
Material: 6061-T6 Aluminum
Finish: Hardcoat Anodized
$24
Currently Available
Bravo Company Manufacturing Mil-Spec Carbine Stock Hardware Kit

Bravo Company

Bravo Company Manufacturing Mil-Spec Carbine Stock Hardware Kit

4.0 (1 review)
Buffer Tube Spec: Mil-Spec
Buffer Tube Type: Carbine
$55
Currently Available
Tacfire Ar-15 Mil-Spec Buffer Tube Kit

TacFire

Tacfire Ar-15 Mil-Spec Buffer Tube Kit

Buffer Tube Spec: Mil-Spec
Material: 6061-T6 Aluminum
Finish: Hardcoat Anodized
$21
Currently Available
LBE Unlimited AR-15 Pistol Buffer Tube, Black - PBT-BLK

LBE Unlimited

LBE Unlimited AR-15 Pistol Buffer Tube, Black - PBT-BLK

Buffer Tube Spec: Mil-Spec
Buffer Tube Type: Pistol
Color: Black
Material: 6061-T6 Aluminum
Finish: Hardcoat Anodized
$19
Currently Available
Upgrade Your AR Build with Timber Creek Outdoors Buffer Tube Kit in Robin's Egg Blue - ARBTKRE

Timber Creek

Upgrade Your AR Build with Timber Creek Outdoors Buffer Tube Kit in Robin's Egg Blue - ARBTKRE

Buffer Tube Spec: Mil-Spec
Color: Blue
Material: 6061-T6 Aluminum
Finish: Hardcoat Anodized
$72
Currently Available
Timber Creek Outdoors Buffer Tube Kit for AR-15 - Lightweight and Durable in Blue Finish - ARBTKB

Timber Creek

Timber Creek Outdoors Buffer Tube Kit for AR-15 - Lightweight and Durable in Blue Finish - ARBTKB

Buffer Tube Spec: Mil-Spec
Buffer Tube Type: Carbine
Color: Blue
Material: 6061-T6 Aluminum
$33
Currently Available
Tacfire Short Buffer Tube System for AR-Style Pistols - Black, Compact Comfort - MAR139-C

TacFire

Tacfire Short Buffer Tube System for AR-Style Pistols - Black, Compact Comfort - MAR139-C

5.0 (1 review)
Buffer Tube Type: Pistol
Color: Black
$83
Currently Available
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Black

Geissele

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Black

Buffer Tube Spec: Mil-Spec
Color: Black
$151
Currently Available
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Buffer Tube Assembly: most added in September 2026

The buffer tube assembly parts builders added most in September 2026, ranked from every build on GunPartPicker.

  1. 1.Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - DdcGeissele
  2. 2.Bravo Company Manufacturing Mil-Spec Carbine Stock Hardware KITBravo Company
  3. 3.Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Red - ARSPRESLICKREDStrike Industries
  4. 4.Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - BlackGeissele
  5. 5.KAK Industry Mil-Spec Carbine Buffer Tube KIT, BlackKAK Industry

Updated · counts come from real builds on GunPartPicker

Not sure which buffer tube assembly to pick?

We analysed real builds to see what people actually run.

Read the full guide: AR-15 Buffer Tube Assembly Guide →

Prices checked · refreshed daily across 37 retailers