Hi-Lux Optics M40 3-9x40mm 1 inch Tube Rifle Scope w/Stainless Steel Internals Second Focal Plane M40 MK2 Reticle Green. We collaborated and tested this scope with distinguished shooters integrating their valuable feedback to create a scope that excels in both performance and reliability. The M40 3-9X40 MK2 rifle scope features stainless steel upgrades to the turret adjustment internals enhancing durability and long-term reliability. The thread length of both the scope saddle and eyepiece housing has been lengthened to provide a more secure lock-up. Additionally the center cross wire thickness has been reduced by 15percent to 0.001. This will allow better visibility of the aiming black when favoring. Specifications for Hi-Lux Optics M40 3-9x40mm 1 inch Tube Rifle Scope w/Stainless Steel Internals Second Focal Plane: Manufacturer: Hi-Lux Optics Objective Lens Diameter: 40 mm Magnification: 3 - 9 x Reticle: Mil-Dot M40 Replica Tube Diameter: 1 in Reticle Focal Plane: Second Focal Plane (SFP) Illumination Color: Green Eye Relief: 3.25 in Color: Green Weight: 13.3 oz Adjustment Click Value: 1 MOA Adjustment Type: MOA Illumination Type: LED Features of Hi-Lux Optics M40 3-9x40mm 1 inch Tube Rifle Scope w/Stainless Steel Internals Second Focal Plane Accu-Range Reticle with stadiametric rangefinder Capped Turrets Package Contents: Hi-Lux Optics M40 3-9x40mm 1 inch Tube Rifle Scope w/Stainless Steel Internals Second Focal Plane Microfiber Cloth Flip Up Lens Covers Hi-Lux Optics M4039X40MK2: M40 3-9x40mm 1 inch Tube Rifle Scope w/Stainless Steel Internals Second Focal Plane M40 MK2 Reticle Green