The Aimtech ASM1 is a product of Aimtech renowned for its precision and quality. Crafted meticulously from metal, it comes with a hard coat anodized finish in black. The ASM1 features a standard dovetail style mounting rail on top. This rail is designed to accommodate most Weaver style rings and electronic sights.Specifically designed for Remington 1100/1187 20 gauge shotgun, this mount endorses durability and stability.