The Firefield RapidStrike FF13075 is a versatile variable magnification scope featuring 1-10x magnification with a 24mm objective lens and 30mm tube diameter for superior light transmission and durability.Firefield RapidStrike FF13075 Variable Scope1-10x variable magnification for close to medium range shooting24mm objective lens with fully multi-coated optics30mm tube diameter for enhanced strength and adjustment rangeIlluminated CR1 reticle with black green and red color optionsFog proof shockproof and waterproof construction3.94-inch eye relief and 100-yard parallax adjustmentCompact 10.71-inch length weighing 17.60 ozIdeal for tactical applications hunting and competitive shooting where versatility from 1x to 10x magnification is essential. The illuminated reticle provides excellent visibility in low-light conditions while the rugged construction ensures reliable performance in demanding environments.