MARK 4HD 2.5-10X42 30MM IL TMR SECOND FOCAL PLANE Manufacturer Model Number: 183737 Manufacturer: Leupold Model: Mark 4HD Type: Accessory-Scopes Item Type: Optic Finish: Matte Overall Length: 11.2" Weight: 24 oz. Shipping Weight: 2.1 Feature: M5C3 Zero Lock Adjustments Feature: Twilight Max HD Light Mgmt. Feature: Second Focal Plane (SFP) Optic Magnification: 2.5X - 10X Optic Maintube: 30mm Objective Size: 42mm Optic Adjustable Objective: false Optic Adjustments: 1/10 MIL Optic Reticle: Firedot TMR Reticle Optic Reticle Illuminated: true