Holton Double horn HR501 HR501

Double horn HR501 HR501, Holton. Tuning F/Bb-Bb/F switchable. Brass bell 12 inch - 305mm. Bore: .468 inch - 11.89mm. Gold brass leadpipe. Nickel silver outer slides. Pressure mechanism with ball joints. Length-adjustable push rod with left-right thread on the changeover valve. Adjustable finger hook. Adjustable hand rest (flipper). Finish: varnished. Lightweight molded case with backpack straps. . Top-quality orchestral instruments since 1898. The Holton brand is one of the very best instrument manufacturers. Its craftsmanship, tone quality, tuning, and response delight both beginners and professional musicians around the world..