The 4x32 AO Airgun Riflescope from Barska is constructed to withstand the additional reverse recoil produced by airguns. The AO Airgun Riflescope features an adjustable objective (AO) to adjust for multi-range parallax error. The AO allows the scope to deliver continuous accuracy and precision. There are fully coated optics and a ranging Mil-Dot reticle. The 1 tube comes with scope caps. It is waterproof fogproof and shockproof. This scope is ideal for competition and recreational shooting and is backed by Barska's Limited Lifetime Warranty. - 4x Magnification - 32mm Objective Lens - 1 Tube - Mil-Dot Reticle - Fully Coated Optics - Adjustable Objective - Reverse Recoil Technology - Waterproof Fogproof and Shockproof