Servo Mount for Futaba 3150/3155 with External bearing

These are sold as a pair

Servoframe "Type Robbe 11 Bearing" with integrated counter bearing. 
The servoframe is as thin as the servo itself and keeps it precisely in position. The frame is fixed in the wing with epoxy while two screws hold the servo in the frame. Two close-fittings connect servo and frame.
The system makes linkages possible which are free from play but also allows to replace a damaged servo within seconds. The frame is fixed in the wing with epoxy. 
The frame can be used for left or right side equally.
Technical data:
outer dimensions: 56 x 53 x 11 millimeter
weight: 8 gram

The following servos fit to our frame "Typ Robbe 11 Bearing":

Futaba S 3150, S 3155, S 3171 SB, S 3172 SV und S 3174 SV