150mm Newtonian Reflector OTA, 800mm Focal Length, f/4 Focal Ratio, 2" Dual-Speed Monorail Crayford Focuser, Dielectric-Coated BK7 Primary Mirror, Antireflective Matte-Black Interior, Felt-Lined Hinged Tube Rings, 8x50 Finderscope, OTA Only - Mount and Tripod Required