Marathon Gun Mountable Rifle Scope 4x15 with Ring Mounts. Compact for hunting, target practice, camping and other outdoor activities. Color-Black. SKU-BI030010 PREMIUM QUALITY- 4x magnification and 15mm objective lens diameter. FOCUS- Center focus system for long-range accuracy and a fast-focus eyepiece DURABLE MATERIAL- Ultra-strong, one-piece tube design that allows for a waterproof, fog proof, and shockproof scope OPTICS- Coated optics for superior clarity. Includes ring mounts for .22 or air rifles.