King 3BF Mid 1970's Ropy Engraving

King 3BF Mid 1970's Ropy Engraving.  Class King 3B with F-attachment SN 579557.  Has 8" Yellow brass bell, traditional rotor, .508 bore nickel silver slide with yellow brass endcrook.  Has had full shop service including chemical bath. No dents or dings, overall good appearance, some lacquer wear but not too bad.  It plays proper.  No issues with any of the components and has a good slide. Would be a great all around horn for band, jazz band, ideal for an an advancing HS student, or anyone looking to play a trigger horn but not wanting to all the way up to .547 bore.   Original case included.  In-stock for immediate delivery.