With a 30mm maintube, edge-to-edge optical sharpness and excellent low-light capability, the Mark 4 M1-16x40mm is not only astoundingly durable, it is optically outstanding as well. The M1's oversized adjustment knobs give the user audible and tactile confirmation of each 1/4-MOA click, and can be zeroed after sighting in.

Special Features

• Side focus parallax adjustment dial
• Multicoat 4® lens coating
• 30mm maintube
• 1/4 MOA click, M1-style, windage and elevation dials
• Leupold Full Lifetime Guarantee