UMAREX AXEON SHOTLINE + 650X The Axeon Optics ShotLine 650X is a magazine tube mounted red laser that fits popular 12 gauge pump shotguns in the Mossberg 500, Remington 870, and Winchester SXP famlies. Adapters for each respective model are included with the ShotLine as well as three LR44 batteries, and the shims and tools used for mounting this laser to your shotgun. The ShotLine from Axeon is a great laser sight tool for home defense shotguns that helps you be clearly on target. • Easy to use In-Line Shotgun Laser • Mounts on Mossberg 500, Remington 870, and Winchester SXP Pump Shotguns • Comes with Adapters needed for each Model • Mounts on the End of the Magazine Tube • Uses Three LR44 batteries (included) • Powerful 650 NM Red Laser