You can also check with Wolff, they make the springs for Kahr, I don't know if they sell mag springs but everything else they do. I've never replaced a mag spring in my live for my own guns, never felt the need.
In Memory of Paul "Dietrich" Stines.
Dad: Say something nice to your cousin Shirley
Dietrich: For a fat girl you sure don't sweat much.
Cue sound of Head slap.
RIP Muggsy & TMan
"If you are a warrior legally authorized to carry a weapon and you step outside without that weapon, then you become a sheep, pretending that JOCKO will not come today."