NIKKO - Air King Adjustable Objective3-9 x 42 1pce 3/8in mounts - SKU: NGRA3942Product Description:AIRKING riflescopes have been developed to enhance the growing sport of airgun hunting. Airguns that use powerful recoiled springs to release air to drive the pellet at speeds approaching. 22 rimfire velocities. This creates tremendous recoil forces that often damage optics. The AIRKING will remain accurate shot after shot. Includes a 3/8dovetail one piece air rifle mount. Key Features Higher grade lenses for clarity Improved optical coatings One piece body Rubber adjustments Mount included