This is a Nikkor 75-240 mm f/4.5-5.6 D Series Zoom Lens. It features both a manual focus ring and separate aperture ring. The lens is in good condition and includes the rear lens cap but missing the front cap. It also includes a HB-21 lens hood. This series of lens was first released in 1999  and was originally designed for auto focus 35 mm film SLR cameras of that era. To use it as an auto focus lens it will require a Nikon camera body with the screw coupler on the lens mount. 
Lens DimensionsLength 14 cm (extended 17 cm)Diameter 7 cmWeight 0.4 kg