The Griffin Armament Aimpoint Acro Plate is crafted from durable 6061 T6 Aluminum ensuring strength and reliability. Designed specifically for Griffin's GPM product family of optics mounts these flat plates provide users with the ability to position secondary non-magnified optics and other accessories conveniently adjacent to primary day optics. Offering unparalleled flexibility the flat accessory plates can be mounted on all five sides of the GPM optic mounts providing a versatile solution for any setup.