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  1. !!!!!!!Small Bore Officers Model!!!!!!!

    Colt Revolvers
    Slugging the bore on my 1929/30 Officers' Model, I find the internals dimensions to be .3525/.353 in the grooves and .345 on the lands!!! This is of course significantly smaller than a 9mm! I have been shooting and loading for a few months now and have yet to achive the accuracy I hope for. I...