40 open gun spring weights

I was wondering about those few who use the 40 in open what spring weights you guys use?? I'm considering going with a recoilmaster though. I will use 130-155gr bullets for open. Need to do some experimenting. Flyin40 Full Version: 40 open gun spring weights I have been using a #10 recoil spring with a Heitt red buffer. The first buffer lasted about 6500 rounds prior to splitting. I am using a 135 gr. load that makes major. I never tried any of that fancy stuff. Hope this helps, Chuck This is a "lo-fi" version of our main content. To view the full version with more information, fo

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