This is the Futaba S3114 Micro High Torque Servo with Micro Plug. FEATURES: Ideal for electric planes and small electric helis Nylon gears INCLUDES: Futaba S3114 Micro High Torque Servo with Micro Plug One .91" x .64" (23mmx16mm) 4 arm servo horn (comes pre-installed) One 1.33" x 1.33" (34mmx34mm) 4 arm servo horn REQUIRES: Installing in aircraft and connecting to receiver Order DUBM6924 if mounting hardware is required SPECS: 6V 4.8V Torque: 24 oz-in (1.7 kg-cm) 21 oz-in (1.5 kg-cm) Speed: 0.09 sec/60° 0.10 sec/60° Dimensions: 0.9 x 0.4 x 0.8" (7/8 x 7/16 x 13/16") (22 x 11 x 20mm) Weight: 0.26oz (1/4oz) (7.5g) Lead Length: 6.5" (165mm) Output Shaft Diameter: 4mm COMMENTS: Do not use S3114 servos with gas or high power engine models, large gliders, or other models that require high torque Using supply voltage higher than 6V or applying high load to servo will shorten the life. Alway use the servo horn specially designed for this servo. Do not use conventional servo horns. Excessive force or shock to the servo horn may damage the ultra mini precision gears inside the servo. For the version with the Universal connector, order FUTM0414. jxs 4/19/07 ir/jxs