Description: The Swiss Arms 3-9x40 Compact Scope is an excellent long range optic for hard hitting sniper rifles. The zoom is fully adjustable from 3x to 9x, and when set to the highest power this scope can see much further than most airsoft gun can shoot. The objective lens diameter is 40mm for a wide range of view, and the included scope rings allow it to be attached to any airsoft gun with a standard optic rail. The included lens covers are see-through, and are perfect for helping to protect your lenses during storage and travel. Specifications: Manufacturer: Swiss Arms Model: 3-9x40 Compact Scope Color: Black Zoom: 3x-9x Objective Diameter: 40mm Features: Adjustable zoom High quality construction 40mm objective diameter See-through lens covers