In September 2012, Nighthawk Custom started using only parts that they developed in house. These parts are all fully machined from solid billet. Billet parts are widely known to be much stronger and more reliable than other manufacturing methods, and Nighthawk offers nothing but the highest quality parts to their customers.
Springs tend to relax over time, especially with a lot of hard use. Having the best quality springs for your 1911 is important for reliable function, whether on the range or on the street. This kit includes most of the springs you will need to build, or re-build, your pistol right.
This spring kit includes two standard recoil springs, an extra power recoil spring for +P loads, a reduced power hammer spring (mainspring), and an extra power firing pin spring..