| 摘要 |
An elongated body is provided and extends along the upper rear frame portion of a revolver above the cartridge cylinder thereof swingable outwardly of one side of the frame portion. A first side of the body extends along the aforementioned one side of the frame portion and a second side of the body extends along the other side of the frame portion and includes a depending flange extending therealong and terminating downwardly in a first inwardly directed lip engaged under the other side of the frame portion. The first side of the body includes a depending retainer member extending therealong and having a second inwardly directed lip engaged beneath the one side of the frame portion. The second lip is bevelled for camming engagement beneath the frame portion one side and the upper portion of the retainer member and the first side of the body include coacting projection and recess portions extending therealong and loosely engaged with each other supporting the retainer member from the first side of the body for lateral shifting relative thereto and limited relative up and down movement. First threaded fastener structure is connected between the body and the retainer member adjustably drawing the latter laterally of the body toward the depending flange thereof and second fastener structure is connected between the body and the retainer member for adjustably drawing the retainer member upwardly relative to the body.
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