DNZ Products Game Reaper Scope Mount - Marlin 39A High Ring 1 in Tube Black Matte

DNZ Products Game Reaper Scope Mount - Marlin 39A High Ring 1 in Tube Black Matte. Base screws are 8-40 x 1/4in long. Ring screws are 6-40 x 5/8in long. Base screws use a 9/64in Allen wrench and ring screws use a 7/64in Allen wrench. Outside to outside of rings is 4.5 inches. Standard rings are 0.63in wide and have 2 screws per ring. 2 Hole to hole spacing dimension is 1.99in. Height of mount from top of receiver to centerline of scope tube is 1.19in. Specifications for DNZ Products Marlin 39A: Manufacturer: DNZ Products Fabric/Material: 6061-T6 Aluminum Gun Make: Marlin Color: Black Tube Diameter: 1 in Ring Height: High Gun Model: Marlin Model 39A Condition: New Quantity: 1 Finish: Matte Package Contents: DNZ Products Marlin 39A What firearm models does the manufacturer say DNZ Products Marlin 39A is compatible with? The manufacturer suggests that DNZ Products Marlin 39A is compatible with Marlin Model 39ADNZ Products 12054: Marlin 39A-High Mount-Black