Strike Industries Ar-15 Buffer Tube - 7-Position Advanced Receiver Extension - Red

Strike Industries Ar-15 Buffer Tube - 7-Position Advanced Receiver Extension - Red - Buffer Tube for AR-15 - view 1
Strike Industries Ar-15 Buffer Tube - 7-Position Advanced Receiver Extension - Red - Buffer Tube for AR-15 - view 2
Strike Industries Ar-15 Buffer Tube - 7-Position Advanced Receiver Extension - Red - Buffer Tube for AR-15 - view 3
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Strike Industries

Overview

The Strike Industries AR-15 Buffer Tube is a Mil-Spec carbine buffer tube designed for versatility with its 7-position adjustable feature. Constructed from durable 7075-T6 aluminum and finished with hardcoat anodizing, this tube provides a reliable foundation for your AR-15 build. It is commonly used in mid-length gas system configurations chambered in 5.56 NATO, making it a solid choice for builders looking to optimize their rifle's performance.

Specifications

MPNSI-AR-ARE-T7-RED
FinishHardcoat Anodized
Material7075-T6 Aluminum
AssemblyTube Only
ColorRed
Buffer Tube TypeCarbine
Buffer Tube SpecMil-Spec

Available Merchants(5)

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$52
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Primary Arms
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Frequently Built With

Based on build data

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

55.6%
AR-1555.6%
AR-1033.3%
AR-911.1%

Caliber

37.5%
.223 Wylde37.5%
5.56 NATO37.5%
.308 Win12.5%
9mm12.5%

Gas System

100%
Mid-Length100%
Frequently Built With Products
ProductCategoryTimes Built Together
Strike Industries Cobra Billet Aluminum Trigger Guard - Red23
Strike Industries End Plate and Anti-Rotate Castle Nut for Receivers, Red - SI-AR-UL-MFEP&ACN-RED19
Phase 5 Tactical Extended Ambidextrous Bolt Release V3 - Red Cerakote18
Timber Creek Outdoors Ar-15 Takedown Pin Set - Red16
Rise Armament Ar-15 Magazine Release Button - Rise Red13
Strike Industries Ar-15 Ultra Light Pivot / Takedown Pins - Red12
Build Platform Breakdown
PlatformPercentage
AR-1555.6%
AR-1033.3%
AR-911.1%
Build Caliber Breakdown
CaliberPercentage
.223 Wylde37.5%
5.56 NATO37.5%
.308 Win12.5%
9mm12.5%
Build Gas System Breakdown
Gas SystemPercentage
Mid-Length100%

Builds Featuring This Part

See all 8

Builds in the community that include the Strike Industries Ar-15 Buffer Tube - 7-Position Advanced Receiver Extension - Red

BuildPartsTotal
for the family fun 16"
27$2113.20
LMT 16"
28$2608.21
14.5" SBR
24$1514.91
aero precision 20" 5.56
12$864.97
for night work 16"
22$1640.71
for a duty rifle 16"
32$2441.15
latest 5.56 build
23$1010.17
Lantac 16" 5.56
25$2037.32

Customer reviews

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1 global rating

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Top reviews

J
Jando_pdw
SI red 7-position tube
Reviewed on March 7, 2026Verified with Build

Strike Industries 7-position buffer tube in red has more positions than a standard milspec carbine tube. Each position locks positively. Red anodize is bright and unique. Threads to a milspec castle nut. Solid for a custom build.

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