When versatility is vital, the M-Series line of magnetic sights has you covered. The snap-on magnetic base is available in four different sizes to fit a wide variety of rib widths. All M-Series sights come with green, red, and the uniquely HIVIZ two-toned LitePipe. Pair your favorite shotgun with one of our favorite magnetic sights.
Fit Details:Ultra Narrow Model (M200) fits ribs from .171″ to .265″ (11/64″ to 17/64″) (4.2mm to 6.7mm).Narrow Model (M300) fits ribs from .218″ to .328″ (7/32″ to 21/64″) (5.5mm to 8.3mm).Wide Model (M400) fits ribs from .328″ to .437″ (21/64″ to 7/16″) (8.3mm to 11.1mm).Extra-Wide Model (M500) fits ribs from .437″ to .578″ (7/16″ to 37/64″) (11.1mm to 14.6mm).