High-quality Rings to hold your scope. - Grab these Nikon 1" Scope Rings to secure your Nikon or other scope brand. High quality steel construction has a matte black finish. High-quality steel construction; Matte Black finish; Fits all Weaver/Warne/Picatinny-style bases; Medium rings accommodate most 30mm scopes with a 36-42mm objective; High rings accommodate most 30mm scopes with a 42-52mm objective; Medium (MODEL NUMBER: 16156) High (MODEL NUMBER: 16157); Nikon 1" Scope Rings