15KG Spring RC SM-S4315R 360 degree Servo SpringRC 360¡ã SpringRC High Torque Servo Continuous Rotation SM-S4315R SpringRC SM-S4315R 15Kg Large Continuous Rotation 360 Degree Metal Servo for Robot Descriptions: The SpringRC SM-S4315R is one of the few servos designed specifically for continuous rotation. This is a high quality servo and is very popular for robotics applications. As you can see in the pictures, the servo comes with many accessories that make it easy to get your project up and running. JR interface£¬360¡ãwith Robot Servo£¬all metal gear.double ball bearing. Specifications: Servo Type: Continuous Rotation Speed: 0.17-0.21 RPM (4.8V - 6V) Torque: 180.85 oz.in (13 kg.cm) - 210.07 oz.in (15.1 kg.cm) (4.8V - 6V) Package size: 6 * 5 * 4cm / 2.4 * 2 * 1.6in Package weight: 79g / 2.8oz Package list: 1 * SpringRC SM-S4315R Servo 1 * Servo arm(bag)