The daniel defense micro mount is designed to securely mount a variety of popular optics to your flat-top upper receiver including aimpoints micro r-1 h-1 h-2 t-1 t-2 vortexs sparc i & ii primary arms micro dot & advanced micro dot holosun technologies hs403 or any other optic utilizing the same type of mounting interface.Offering absolute or a lower 13rd co-witness with your back-up iron sights this mount is ideal for shooters who are looking for one of the lightest and strongest mounts available to secure their optics.Features patented rock & lock attachment system.Length: Black Hardcoat AnodizedType: Rail MountModel: Micro MountStyle: 1.24" L x .8" W x 1.10" HFinish: 6061-T6 AluminumMaterial: 6061-T6 AluminumMount Type: Picatinny Rail