The 6-position buffer tube spring, from Tacfire, is made from the same material found in piano wire. This reduces the "twang" you hear when firing your AR. This model is designed for .308 caliber rifles.
The 6-position buffer tube spring, from Tacfire, is made from the same material found in piano wire. This reduces the "twang" you hear when firing your AR. This model is designed for .308 caliber rifles.