At a glance: Mounts sight to the receiver, reducing the overall height Reversible for custom optic placement in both forward and rear mounting positions Unique sight mount design allows for use with many different optics Mount a variety of popular optics and sights to your RugerA(R) 10/22A(R) with the completely redesigned "Shadow" Mount V2.0! The updated "Shadow" Mount design mounts many optics straight to the 10/22A(R) receiver - no need for a picatinny rail and clamp. Whether you're using a VortexA(R), TrijiconA(R), BurrisA(R), Holosun or another optic, the "Shadow" Mount V2.0 unique screw pattern will mount Mfg: Tandemkross