The BSA Sweet 17 3-12x40 AO Rifle Scope offers precision and performance for enthusiasts of the .17HMR cartridge. Engineered with a 30/30 Duplex reticle this scope ensures accurate targeting. Its side parallax adjustment ranges from 10 yards to infinity allowing for exceptional focus at any distance. The fully multi-coated lenses provide a sharp clear view while the 3-12x magnification and 40mm adjustable objective offer versatility for various shooting environments. Built to withstand the elements the scope is waterproof fogproof and shockproof. With its lightweight design and easy-to-use adjustment features this scope is an excellent companion for any shooting adventure.