DIY Metal Robot Tank Chassis Tracked Vehicle 7 DOF Robot Arm With Digital Servo
(Robot Arm:Aluminum Alloy. Servo for Arm: HM-MS10. Size:40 20 40.5(servo). Vehicle-Mounted Robot 1 Set HM-MS10（Digital servos). Tank Body:Aluminum Alloy. The Motor For Tank : 12V 37GB520 Motor. The Wheel :Aluminum Alloy.