WOLFF Kit #69141.
Tune your Colt 1911 and all clones with these Wolff high-grade replacements for the factory springs.
Will fit GOV’T, MK IV, GOLD CUP models in calibers 45ACP
All essential factory weight coil springs for a particular semi-auto pistol. No fitting required. Magazine spring not included.
Requires firearms dis-assembly, if you are unsure please have a gunsmith professionally install these kits