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 - ( 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 provide strong and even clamping force to hold your scope in place - ( CHEEK REST FEATURES ) - Black color, Made from heavy duty ballistic nylon. Ambidextrous design can be setup for both right or left hand use. Provides a 7/8 inch rise on top of your stock to allow for better scope to eye placement and more ergonomic shooting cheek position. Consistency in your cheek position is critical for good accuracy. Easy installation, this item just slides over your buttstock and the tightens down with heavy duty nylon cord. Nylon cord has a plastic keeper to prevent anything from coming loose. The material on the side of the cheek rest is the soft side ("Loop") so as not to irritate your skin. Show off the included USA PATRIOT FLAG Morale Patch proudly on the side of this cheekrest. You can also detach the patch and attach it to your other gear. Morale Patch will connect directly to any surface that has hook and loop compatible material. All included items are Brand New