Quote:
Originally Posted by Mitchell12
You don't really want to penetrate the bottom, That's like 420-450 roughly. WAY to hot for most fields. Both sides of the can is approx 350-370. Lots of room for error though.
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Incorrect. You can go through the bottom of a can with as little as 370-380fps.
Can chronies are useless, you need to use a real chrony.
As for that setup, yes a Guarder M120 should be getting at least 400fps. You must have a bad airseal, or some other problem.