These shotgun mounts are for the Mossberg 500 series pumps (ASM3) and the Model 835 Ulti-Mag (ASM-6). The inverted "vee-way" centers the mount over the receiver and peaks high enough for the shotguns bead sight to still be used. Installs in just minutes with the installation screws and Allen wrenches necessary provided with the mount. Weighs 4 ounces.
