SIII SS 3.5-10X44LRIRMOA Riflescope. All scopes in the SIII series feature a 30mm one-piece Main-Tube made from high quality Aircraft aluminum. Tube thickness is more than twice as thick as one inch models to provide maximum rigidity. All models are fog proof, shockproof and waterproof. Specifications:- Magnification: 3.5-10X - Object Diameter: 44 - Eye Relief: 3.7-4.1 - Reticle Type: MOA-3 illuminated (center dot) - Click Value: 1/4 MOA - Fov: 28.8-10.0 - Length: 13.19 - Tube Diameter: 30 mm - Windage Elevation Travel: 120 - Weight: 20.50 - Finish: Matte Black - Minutes Per Revolution: 15 - Knob Type: Tactical - Lens Cover Included: Yes - Fully Multi Coated: Yes (Zact-7 TM 7-Layer).