MIC-625 Miculek S&W Revolver Spring Kit K, L, & N Frame
Miculek S&W Revolver Spring Kit. K, L & N Frame. This kit includes a recontoured mainspring and reduced power trigger return spring for optimum trigger pull and fast trigger return. It is designed for competition and speed shooting and fits K, L, and N frame S&W revolvers. For best results, use Federal primers.