AR-15 Carbine Length Spring - 17-7 PH Stainless Steel

This stainless steel buffer tube spring 17-7, measures 10 3/4" long and fits AR-15 buffer tubes. It's lightweight and pre-loaded for maximum efficiency and durability. CTS Spring

17-7 PH stainless steel is a precipitation hardened stainless steel that provides high strength and hardness, excellent fatigue properties, good corrosion resistance, good formability, and minimum distortion upon heat treatment. In high-heat treated conditions, 17-7PH stainless steel possesses excellent mechanical properties.