This is the Futaba S3151 Digital Servo. / Great for a wide variety of R/C models. / / FEATURES: Digital technology gives performance advantage / One Ball Bearing and one Metal Bushing / Nylon gears / One year warranty / / INCLUDES: One S3151 Digital servo with preinstalled servo horn / Four Rectangular Grommets / Four Mounting Screws / One Large Round Horn / One Six Arm Horn / One Four Arm Horn / / SPECS: Speed: .21 sec/60° @ 4.8V / .17 sec/60° @ 6V / Torque: 43 oz-in @ 4.8V / 54 oz-in @ 6V / Dimensions: 1.59 x .79 x 1.42 in (40.6 x 20 x 36mm) / Weight: 1.5oz (42g) / 12/04/03 / kkh