M1Surplus Optics Kit - Enhance Your Air Rifle With This Easy To Install Complete Optics Kit From M1Surplus - ( SCOPE FEATURES ) Durable Aluminum Construction - Color: Matte Black - Multi Coated objective lens - Matte black color - 4 power magnification - 30mm objective - Lens Coating: Blue - 1" tube diameter - Length: 7-3/4 inches - Approx Weight: 9.2 ounces - Eye Relief: 3.00 inches - Reticle: Range Estimating Cross Hair reticle - Nitrogen filled, fog proof and water reistant - Made to withstand harsh environments - Click adjustable windage and elevation - Includes protective lens covers - ( RING MOUNT FEATURES ) Material: Aluminum - Color: Matte Black - Sold as a Pair ( Includes 2 rings ) - Overall Height: 2 inches - 1 inch internal diameter -Weight: Approx 1.1 ounce per rings - Optic Centerline Height: 1.32 inches - Fits 3/8 inch Dovetail rails - Sturdy design with 2 thick allen screws on each cap - Provide strong and even clamping force to hold your scope in place - All included items are Brand New