The Handy kit offers a complete solution for upgrading or refurbishing the mainspring housing of a 1911 pistol. This kit includes all necessary components to either install a new mainspring housing or restore the pistol's internal parts to their original condition. Central to the kit is a standard, factory-weight 23 lb. Hammer spring, which ensures reliable ignition and enhances performance by replacing old or weakened springs. The kit also contains a mainspring cap, cap pin and retaining pin, maintaining the new housing's pristine appearance without old, worn-out hardware. Available in blued or stainless steel, the external components can match the pistol's finish for a seamless, professional look. Detailed installation instructions are provided, making the upgrade process straightforward and accessible, even for beginners in firearm maintenance. Enhance the reliability and aesthetics of a 1911 pistol with the Handy kit, where quality meets precision. Compatible with full size 1911 government and commander models