TacFire MAR139C Short Buffer Tube System — Black Anodized

The TacFire MAR139C short buffer tube system is a compact solution designed for AR-style pistol platforms. This 3.5-inch short buffer system reduces overall length to create a more compact configuration while maintaining the basic function of the buffer assembly. Construction uses anodized aluminum and the kit includes a QD end plate for quick-detach interfaces. Installation requires common armorer tools and a spanner wrench for proper assembly.

Key Specifications

• The buffer system measures 3.5 inches to shorten the overall length of the receiver extension.
• The finish is Anodized for corrosion resistance and a subdued appearance.
• The material is Aluminum to balance weight and durability.
• The model designation is MAR139C as supplied by the manufacturer.
• The manufacturer is TacFire, specified for this product.
• The unit includes a QD end plate to interface with quick-detach fittings.
• The design is intended for the AR pistol platform as noted in the product description.
• Installation requires a spanner wrench and standard armorer’s tools for proper fitment.

Durable anodized aluminum construction and an integrated QD end plate make the MAR139C a straightforward choice for builders and owners seeking a shorter receiver extension for AR pistol platforms. It keeps the assembly simple to install while offering a practical way to reduce overall length when a compact configuration is desired.