quote:

Originally posted by BBMW:
Did he patent it?

quote:

Originally posted by sox:
I wonder if Wilhelm Bubits will sue Sig then. He Designed this years before with the subcompact caracal. It was on 23 mm wide and held I believe 13 rounds. His mag used concentric decreasing spring that compresses more upon itself as the mag is loaded, in addition to the its external dimensions.