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 223/5.56 caliber rifles.
Finish: Black
Type: Buffer Spring
Model: 6 Position
Size: 223 Remington/5.56 NATO
Finish: Black
Type: Buffer Spring
Model: 6 Position
Size: 223 Remington/5.56 NATO