Product Description
The TacFire MAR040 Mil-Spec buffer tube is a durable AR-15 receiver extension built from 6061-T6 aircraft-grade aluminum and finished in matte black Type III Class II hardcoat anodizing for excellent wear resistance. Designed with tight tolerance control, it delivers a zero-gap fit with compatible polymer stocks and the receiver for smooth, quiet operation. This Mil-Spec tube is compatible with Mil-Spec buttstocks, making it a dependable choice for upgrades, replacements, and AR-15 builds.
Product Highlights
- 6061-T6 aircraft-grade aluminum construction for strength and long service life
- Matte black Type III Class II hardcoat anodized finish for enhanced wear resistance
- Mil-Spec dimensions for compatibility with Mil-Spec adjustable buttstocks
- Tight tolerance control designed to help achieve a zero-gap fit for quieter operation
- Ideal AR-15 buffer tube replacement/upgrade for stock and receiver extension assemblies
Specs
- Brand: TacFire
- Manufacturer Part Number: MAR040
- UPC: 811261021921
- Platform/Fit: AR-15
- Specification: Mil-Spec
- Material: 6061-T6 aluminum
- Finish/Color: Matte black anodized, Type III Class II hard coat
- Overall Length: 7.3 in
- Net Weight: 3.6 oz
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