Fits only current production revolvers with -4 or highter serial numbers. Mfg: Smith & Wesson
Smith & Wesson Sight Assembly, Rear, .146", N/S, W/O, 6-8 3/8" Barrel
$54.99
FITS: 17-4, .22; 19, .357; 66, .357; 617, .22; 586, .357; 686, .357; 629, .44 Mag; 657, .41 Mag
