Standard Optics Saxon 4-16x50 R/G (30mm) Mil Dot Reticle Angled Objective Hunting Rifle Scopes W/2 Kinds of Rings Model:SC47501 Weight:537g/18.9oz Length:370mm/14.6inch Mil Dot Reticle Eye Relief:85mm/3.3inch Tube Diameter(mm/inch):30/1.18 One piece Tube Field of View(m@100m)/(ft@100yds): 9.6/28.8@4x 2.6/7.9@16X Click Value:1/8 Nitrogen Filled Power:4X-16X ObjectiveLens:50mm