The Crimson Trace Brushline 3-9x40mm scope is crafted for precision and durability perfectly suited for rimfire enthusiasts. With a robust black anodized finish its lightweight aluminum construction offers a 1-inch tube that balances toughness with ease of use. The scope's 3-9x magnification paired with a 40mm objective lens ensures clear and bright images even in challenging lighting conditions. Its BDC Rimfire reticle is designed for quick target acquisition and accuracy. The 4-inch eye relief provides comfort during extended use while the green multi-coated optics enhance visibility. Built to withstand the elements it is fog-proof shock-proof and waterproof making it a reliable companion for any outdoor adventure.