The Hi-Viz Wide Magnetic sight (brand part no. S400-R) is a red fiber-optic shotgun front sight, not a light or laser, built by Hi-Viz to clamp magnetically onto ribs measuring 0.328 to 0.437 inches wide. Magnetic attachment means no drilling, no tools, and no permanent modification to swap or remove the sight.

Key Specifications

• Attachment is magnetic, requiring no drilling or gunsmithing tools.
• Rib fit range is 0.328 to 0.437 inches wide, covering most vent-rib shotgun barrels.
• Sight color is red, for high visibility against most backgrounds.

Frequently Asked Questions

Does this require drilling into the rib? No, it clamps on magnetically with no permanent modification.

What rib widths does this fit? 0.328 to 0.437 inches.

Buy the Hi-Viz Magnetic Wide Shotgun Sight

A magnetic clamp-on sight gives a shotgun a brighter front bead without committing to a drilled, permanent mount. Order it from our Hi-Viz lineup in our gun sights selection, shipped fast from our Lubbock, Texas gun shop.