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Strike Industries
Overview
The Strike Industries Advanced Receiver Extension Buffer Tube is a Mil-Spec carbine buffer tube designed for use with AR-15 builds. Constructed from 7075-T6 aluminum, this tube ensures durability while maintaining a lightweight profile, making it ideal for a stable shooting platform. This buffer tube is commonly found in builds featuring a Mid-Length gas system chambered in 5.56 NATO, providing a balanced and effective configuration for various shooting applications.
Strike Industries Advanced Receiver Extension Buffer Tube Black
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Strike Industries Advanced Receiver Extension Buffer Tube Black is the eighth most added buffer tube assembly on GunPartPicker so far in November 2026, behind the Strike Industries 7075 T6 Aluminum AR Pistol Buffer Tube, Blue - ARSPRESLICKBLU, with about 2% of all buffer tube kits added to builds. Up from #15 in October. Builds with this buffer tube assembly are split between 5.56 NATO (55%) and .223 Wylde (19%), split between mid-length (56%) and carbine-length (25%) gas systems, and mostly AR-15 (92%).
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today 3 of the 6 retailers we track have it in stock. Buying today, the lowest price is $53.95 at Primary Arms, above October's low of $49.95, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every buffer tube assembly by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Buffer Tube Assembly Guide →Check it against the live catalog:
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Aggregated and anonymized data showing how builders use this product
Builds in the community that include the Strike Industries Advanced Receiver Extension Buffer Tube Black
| Build | Parts | Total |
|---|---|---|
| Ar-15 | 21 | $2225.04 |
![]() | 22 | $1080.62 |
![]() | 20 | $2407.45 |
![]() | 25 | $6958.51 |
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