Showing how the undcrlug should be supported by being laid upon a smooth steel block while being pcened. If the hinge joint is loose and a cheap job is necessary, peen the sides of the semicircular notch in the barrel Punch markings show where an underlug is peened around the hinge pin and bolt notch, in order to tighten up a cheap shotgun.Ĭan be determined by coating the bottom of the barrels with prussian-blue and closing the action) well and good but if high spots appear on the frame or barrel bottoms, dress these off with a very fine-cut pillar file until the fit between barrels and frame is even. If the barrels bear evenly on the frame (which On cheap guns, peening parts to tighten the action is permissible if a low-priced repair job is necessary but it is, of course, a short-lived repair.įirst, make sure that the barrels bed evenly upon the frame and see that the barrel lug does not bind in its cut in the action, if the barrels will not bed down evenly. To repair this correctly requires quite a bit of work, as it usually means a new hinge-pin or new bolt, sometimes both. Looseness sometimes developes between barrels and action of a double or single- barrel gun of the break-open type.
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