Smith & Wesson Sight Elevation Nut, Rear

FITS: 41, .22; 34, .22; 36, .38; 14, .38; 15-4, .38; 16, .32 Mag; 17-4, .22; 18-4, .22; 19, .357; 66, .357; 67, .38; 617, .22; 648, .22 Mag; 586, .357; 686, .357; 696, .44 Spl; 24, .44 Spl; 25-2, .45 ACP; 25-5, .45 LC; 27-4, .357; 28, .357;