Premium Quality For Competition Pistols!
Made from premium-quality, drawn and tempered, chrome silicon wire for the very best in performance and durability. Fully tested and guaranteed to perform. 19.5 lb hammer spring (mainspring) lets pistol cycle more easily, gives reliable ignition and the ability to achieve smoother, lighter trigger pull.
Factory standard is 23 lbs. For reduced power 18-21#
Specs: Chromium silicon wire. Stress relieved.