Tune the extractor. If it will not hold a round under the extractor while locked back it needs additional adjustment until it does.
I have ran wolff recoil springs religiously in my 1911's. In my Kimber Rapide 1911 10mm I was getting beat up with the 20lb spring it came with. Looking at the...
1000%
The last time Trump was in office firearm sales dropped so low many manufacturers were dropping prices to practically cost to build. If I remember correctly the HK VP9 had been in the market for about a year. The price went from $800 to a smidge over $400.
I almost bought one just because...
Yep, corn cob media and a little Dillons case cleaner for shine. Walnut media and Dillons to scrub dirty cases. I never used an oven or wet media tumbler ever.