Custom-Tune Spring Kits contain the finest gun springs available, made from high tensile spring wire for reliable function, smooth operation, consistency and long life.

Commander .45 ACP "Custom-Tune" Spring Kit Includes:

• 10 lb. Reduced Power Hammer Spring - Lighter Spring For Light Practice Rounds, Heavy-Duty For Longer Life
• 18 1/2 lb. Extra Power Recoil Spring - Increases Feeding Reliability When Shooting Factory Loads, Heavy-Duty For Longer Life
• Reduced Power Mainspring (Hammer Spring) - Reduced Hammer Tension, Resulting In Easier Cycling And Up To 25% Reduced Trigger Pull
• Extra Power Firing Pin Spring - Increased Firing Pin Tension For Longer Life And Enhanced Safety Should The Pistol Be Dropped

A properly tuned 1911 Auto is unquestionably the finest combat pistol in the world. The first step when tuning your pistol is replacing the stock springs with Wilson "Custom-Tune" Springs. These springs are produced from the finest high tensile spring steel, assuring a consistently smooth action, positive ignition, and proper timing. Once installed, your pistol will be "Custom-Tuned" for maximum reliability.