This is the Dubro Dual Servo Arm. This optional dual servo arm for the (pull-pull in) large airplanes with four mounting holes is constructed from glass filled nylon for extreme durability with a dual design for straight in-line movement Package includes one full arm with 4-40 swivel ball links and hardware.
• Dimension from center to the end mounting hole: 1.5645? (39.75 mm) • Weight: 11g • Material: Glass filled nylon
