This product is the latest robotic arm from RobotBase. This arm supports six degrees of motion, and includes the aluminum brackets, mounts, hardware, and servos. The servos are heavy duty metal gear type, unlike other robot arm kits. The mechanical linkages are high quality and support a mini-bearing, so that the arm moves more smoothly. The arm also includes a unique gripper assembly. Use your favorite servo controller board to control the arm as required. This arm is shpped as a kit, and requires assembly.