The Sightron S1 G2 4-12x40 AO 3" Sunshade 70017 is designed to reduce glare and improve visibility when using your Sightron S1 riflescope. This sunshade is compatible with the S1 G2 4-12x40 AO riflescope and features a 3-inch length for effective sun protection. Constructed from high-quality aluminum, it has a matte black finish to match your riflescope. Easy to install, this sunshade enhances your shooting experience by minimizing glare and improving target acquisition. Sightron S1 G2 4-12x40 AO 3" Sunshade 70017