Aimtech Warhammer X Series Tactical Full Length Rail Mount Remington 870 20ga Black. An Aimtech Warhammer X Series Rifle Scope Rail Mount will give a clear unobstructed view of your scope no matter the lighting conditions. Unlike most full length rail mounts on the market the Aimtech Warhammer X Series Mount doesn't have a huge footprint and can be mounted in front of a scope without significant under-barreling. In addition to a full Picatinny rail the Aimtech Warhammer X Series Scope Mount can be mounted on the left or right side of your Warhammer X Series Rifle Scope. Maximize your shooting capabilities with the Aimtech Warhammer X Series Full Length Rail Mount. Specifications for Aimtech Warhammer X Series Tactical Full Length Rail Mount: Manufacturer: Aimtech Color: Black Package Contents: Aimtech Warhammer X Series Tactical Full Length Rail Mount Aimtech ASM-220WHX: Warhammer X Series Tactical Full Length Rail Mount Remington 870 20ga Black