The Lyman 93 Match Globe Front Sight fits the target sight dovetail mounting block commonly used on match rifles. Utilizing the larger 7/8" diameter tube of the Lyman 20 Series Sight, the 93 Match offers a large, bright field of view. Quick release thumbscrew mounting allows quick conversion from aperture sights to optics, and mounts on a standard target dovetail base. Includes two post and five aperture inserts. Accepts Anschutz style inserts. Height: .550" from top of the dovetail to center of aperture. Blued steel.