Jupiter Rotor Valve Stop Arm Retaining Screw

Trombone Custom/Replacement Parts

  • Jupiter

    Rotor Valve Stop Arm Retaining Screw

    This screw threads into the center rotating rotor post, and is used to hold the rotor stop arm (armature or bell crank) in place. Used on various Jupiter rotary valve instruments, including horns, trombones, bass trombones & tubas.

    The Stop Arm (also known as the Armature) is the piece that connects to the rotor shaft and moves the rotor back and forth. This screw holds it in place.

    • Category: Trombone Custom/Replacement Parts
    • Item: 140972
    • Grade/Level:
    • Price: $9.00

    • (usually ships in 10 to 15 days)