This is the Hitec HS-50 Ultra Micro Universal Servo.  Because it has a universal servo connector, this will work with Futaba, Hitec, JR, and Airtronics Z radios.  These are great for those tiny airplanes.  This weighs in at only 5.8 grams, but still produces 8.4 oz/in of torque!

The name says it all!  The HS-50, Super Feather Servo is a modern miracle of miniaturization.  Featuring precision components that have been engineered to provide long lasting trouble free service, the HS-50 is the perfect choice for any micro application from indoor R/C and hand launch gliders to ultra small electric park and yard flyers.

FEATURES: Compact size, resin gears

INCLUDES:

• One Servo with "X" horn
• One extra "X" horn
• One extra horn mount screw
• Two mounting screws

SPECS:   
Length: 20.9mm (.82")                   Weight: 5.8g (0.20oz)
Width:  11.4mm (.44")                   Torque: 0.6 kg-cm (8.4 oz/in)
Height: 22mm (.87")(to top of case)   Speed:  0.09sec/ 60°