Monstrum Winchester SXP/Defender / 1300 Grimlock Picatinny Rail Mount

Dedicated picatinny rail mount built specifically for Winchester SXP / Defender / 1300 shotgun platforms. Not compatible with other shotgun models. Grimlock Series optic mounts offer a sleeker and more distinctive design than our previous generation mounts, contoured to the curvature of your receiver Can be used to mount red dots or optics using the Picatinny 1913 or the Weaver mounting standard Installs directly into the factory mounting holes on your shotgun receiver using the included set screws. No additional hardware required All Monstrum products come are backed by a lifetime guarantee