Features:
Adjustable type servo arm
25T spine for Futaba and power HD servos
Includes two steel bolts to secure the split-clamp onto the servo output
M3 threads for your car or helicopter joints
Hole centers at 20 and 24mm from the servo output

Package size:  10 * 10 * 2 cm / 4 * 4 * 0.8 in
Package weight: 24 g / 0.8 oz

Package list:
5 * 25T M3 Metal RC Servo Arm Horn Red