Tacfire A2-Style Mil-Spec Buffer Tube KIT, Black - MAR110
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TacFire
Overview
The Tacfire A2-Style Mil-Spec Buffer Tube Kit is a complete parts kit designed for builders looking to assemble a reliable rifle platform. This kit features a Mil-Spec buffer tube, which is essential for compatibility with standard AR-15 stocks and ensures a proper fit and function in your build. Typically, you'll find this buffer tube assembly in builds with a rifle-length gas system and chambered in 5.56 NATO, making it a solid choice for those aiming for a traditional rifle setup.
Specifications
August 2026 on GunPartPicker
Tacfire A2-Style Mil-Spec Buffer Tube KIT, Black - MAR110 ranked #21 of the 64 buffer tube kits builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since April 2026. All time, it ranks #33 of the 151 buffer tube kits builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today all 5 retailers we track have it in stock. It dipped to $22.99 at Optics Planet for a stretch in August 2026, well under its usual $28.14 to $31.12, so sales do come around. Buying today, the lowest price is $23.49 at Optics Planet.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
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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 1 →Builds in the community that include the Tacfire A2-Style Mil-Spec Buffer Tube Kit, Black - MAR110
| Build | Parts | Total |
|---|---|---|
 | 20 | $1229.63 |
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