1.Easy change transport; 2.The conveyor is used in plastic chain; 3.Delivery roll is occupy small space,easy flexible. Description:The ... change the transmission direction, the largest can reach 180 degrees;2.S-type flexible conveyor,every unit has 8 rollers,every ... , but also can associate with some units.They assemble easily;3.S-type flexible conveyor, the length stretch and retract has ...