TacFire AR-15 Mil-Spec Buffer Tube, 6061-T6 Aluminum Type III Hardcoat Black MAR040

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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