ook into the Browning Hi-Power springs, which are a close match to the factory CZ springs, and much narrower in diameter -- they fit the CZ guide rod just right. (One end is tapered, and that end should go near the receiver stop.)
I've been using BHP springs for several years with good results.
Wolff offers lighter-weight BHP models on the website...
The mere existance of this thread (and others) and some of the posts on it lead one (if open minded) to realize that there is a problem with weak springs including but not limited to recoil, magazine, and extractor springs.
If memory serves, a participant over at CZForum measured the "actual" weight of the factory recoil spring in the 9mm 75B to be 12 lbs.I did notice that this 14# standard wolff spring is more stiff than the factory recoil spring that was in there. I doubt my factory spring was 14#. But, without having a way to measure it, I can't be sure.
After being in the gun for a few days,