Williams® Shotgun Fire Sights® for Mossberg 500. Lightning - fast targeting, even in low light (or no light)!
Fire Sights® from Williams Gun Sight® are a fiber-optic light-gathering sensation!
Brilliantly visible and offering lightning-fast sighting. Made from aircraft aluminum with front beads made of steel, not plastic. Lightweight and easy to install. Fits your Mossberg 500.