Let the Robot go anywhere Robot Rubber track instruction1:Model: CX-118.2:Per track max bearing weight is 50kg. The max speed is 45km/h3:Adjustalbe total length, free to change, easily to deal!4:In case for any other type, pls check with us firstly5:Pack in cartons/bag, 1pc per carton/bag. Volume is 0.008CBM No.of linksPitch lengthWidthLengthWeight2461(mm)118(mm)1464(mm)2.7(kg) Robot Rubber belt