Wilson Combat Custom-Tune Spring Kit #349 for Ruger SP101

Wilson Combat's Custom-Tune Spring Kits are designed to easily and inexpensively improve the action and functionality of your handgun. These quality spring kits feature the finest gun springs available, made from high-tensile spring wire for the finest possible action tuning jobs. Kits include the various springs necessary to assure reliable function, smooth operation, consistency, and long life. Contains a 10 Reduced Power Rebound Trigger Spring and 10lb and 12lb Reduced Power Hammer Spring.