The Sightron SIII Mono 42mm Sunshade 70009 is designed to reduce glare and improve visibility when using your Sightron SIII riflescope. This sunshade is compatible with SIII Mono power scopes with a 42mm front objective. Constructed from high-quality aluminum, it features a matte black finish to match your riflescope. The 3-inch length provides effective sun protection, ensuring a clear and unobstructed view. Easy to install, this sunshade enhances your shooting experience by minimizing glare and improving target acquisition. Sightron SIII Mono 42mm Sunshade 70009