Konus Diablo Rifle Scope 4-16x50mm 30mm Tube Second Focal Plane 550 Ballistic Reticle Matte Black. Taking into account their mechanical reliability and optical brilliance they are offered at an unprecedented price level and are therefore an ideal solution for sportsmen on a budget. Specifications for Konus Diablo 4-16x50mm Rifle Scope 30mm Tube Second Focal Plane (SFP): Manufacturer: Konus Objective Lens Diameter: 50 mm Magnification: 4 - 16 x Reticle: 550 Ballistic Tube Diameter: 30 mm Reticle Focal Plane: Second Focal Plane (SFP) Finish: Matte Color: Black Adjustment Click Value: 1/4 MOA Magnification Type: Variable Package Contents: Konus Diablo 4-16x50mm Rifle Scope 30mm Tube Second Focal Plane (SFP)