Spike's Tactical 6-Position Mil-Spec Buffer Tube Assembly
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Spike's Tactical
Overview
The Spike's Tactical 6-Position Mil-Spec Buffer Tube Assembly is designed for carbine-length setups, featuring a durable 7075-T6 aluminum construction that ensures reliability under various conditions. This Mil-Spec buffer tube allows for six different stock positions, providing flexibility for shooter comfort and adaptability during use. You'll commonly find this assembly paired with builds utilizing a carbine gas system in 5.56 NATO caliber rifles, making it a versatile choice for many AR-15 configurations.
Specifications
Available Merchants(4)
Prices checked
Price Alert
October 2026 on GunPartPicker
Spike's Tactical 6-Position Mil-Spec Buffer Tube Assembly ranked #58 of the 107 buffer tube kits builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #59 of the 213 buffer tube kits builders have added.
It was in stock most times we checked in October 2026, and today 2 of the 4 retailers we track have it in stock. The best price crept up from $129.99 to $133.99 over October 2026. Buying today, the lowest price is $133.99 at Optics Planet.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Read the guide: AR-15 Buffer Tube Assembly Guide →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
Sharps Bros Showdown Stripped Lower Receiver - Black, Unique Design and High-Performance for Custom AR Builds - SBLR11
TriggerTech AR15 Single-Stage Competitive Flat Trigger, Black/Black
Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK
Spike's Tactical AR-15 Upper Receiver Assembly
MFT Battlelink Minimalist Mil Spec Adjustable Stock, Black - BMSMIL-BK
Cross Armory Rear Takedown Quick Pin for Mil-Spec AR-15/M4 Rifles - CRQP
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the Spike's Tactical 6-Position Mil-Spec Buffer Tube Assembly
| Build | Parts | Total |
|---|---|---|
 | 19 | $1272.20 |
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