Ruger Picatinny Rail Scope Base — Mark III/Mark IV/22/45

This Ruger factory Picatinny rail provides a 1913-style mounting platform for Ruger Mark III, Mark IV and 22/45 pistols. It is designed to mate with firearms that have factory pre-drilled receivers and includes three screws for installation. The rail is finished in hardcoat anodized black on aluminum for durable, long-term wear. This model does not fit Ruger Mark I or Mark II pistols.

Key Specifications

• The rail is a factory 1913-style Picatinny rail for Ruger Mark III, Mark IV, and 22/45 pistols.
• The material is Aluminum.
• The finish is Hardcoat Anodized.
• The color is Black.
• The mount type is To Receiver.
• This product is a 1-piece base.
• Includes three screws for installation.
• Rings included: No.
• The listed dimensions are 1.45 x 3.45 x 6.70 inches.
• The mounting style is Picatinny/Weaver.

Designed to provide a stable, repeatable platform for optics and electronic sights, this Ruger Picatinny scope base is a practical upgrade for range work, competition setups, and training. Its factory fit and hardware make installation straightforward on compatible receivers, offering a clean, low-profile mounting solution that preserves the pistol’s handling characteristics while expanding sighting options.