I need help. I have a .25 mro witha huma reg the brrel isdrilled out to .193 and im using a ssg setup. Im having some troble tuning it. Any advise would begreat.
Let us know what pressure your Huma regulator is set for. Then do a 40 shot string through a Chrony…. post the results. Let us know what your ammo is as well including it's weight in grains.
