Originally Posted by Davestate
AA Fields weigh 15.9gr while Bis Mags weigh 21.5gr, individual weights from 1 tin of each when I did some testing a while back.
If you haven't got 2 chrony's to find BC, there's a calibration button in Chairgun that'll calculate it using POI drops at a known range.
Nothing beats some 'real' down range testing though.
Cheers Dave, you're a star!
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