Author Topic: Some #'s I keep in My Head for 12flb Land  (Read 116 times)

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Offline 21grains

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Some #'s I keep in My Head for 12flb Land
« on: February 21, 2017, 08:35:06 PM »
.25   521fps  19.9gr = 11.99 flb
.22   621 "    14.0 "  = 11.99 "
.177 721 "    10.4  " = 11.99  "
.177 821 "      8.0 "  = 11.97  "

Some #'s I carry around in My Head since 1970s easy to remember what Gun's use to do before Magumites set in the States (EL-Gamo) led the Foolish way(.177 4.8gr tin@ 1400 fps for 20.9 flb

It puts a little fact of the 12 flb Law into prospective w/weight and Calibration.....Franky