For those who have most of the MEC Powder Bushings. All metal precision die-cast zinc, comes with a shot cavity that is adjustable from ½ oz to 2¼ oz. and it works with all guages. The adjustable shot cavity is especially important when reloading steel shot. The Shuttle Bar can save you the purchase of as many as 23 standard charge bars and permits you to tailor the shot amount for a perfect crimp.
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