This TacFire heavy buffer is designed for pistol-length AR-15/M4 style rifles. It is machined to tight tolerances and filled with quality steel to help reduce felt recoil while maintaining reliable cycling characteristics. The buffer features a black anodized aluminum finish and is intended for use in most pistol-length AR-15/M4 buffer tubes without causing damage.
Key Specifications
- The buffer weighs 4.9 oz for increased rearward mass.
- The construction is machined to tight tolerances for consistent fit and function.
- The interior is filled with high-quality steel to alter cycling dynamics.
- The external material is aluminum as provided by the manufacturer.
- The finish is black anodized for surface protection and appearance.
- Compatibility: designed for most pistol-length AR-15/M4 style rifles.
- Designed to not cause damage to the buffer tube when used as intended.
This TacFire heavy buffer offers a straightforward upgrade path for users seeking a heavier buffer option for pistol-length AR-15/M4 builds. Its machined construction and steel-filled design provide a durable, serviceable component that integrates cleanly into compatible systems while maintaining a professional finish.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




