详细说明
该产品主要由蜗轮或者链条、轴、轴承和机箱等所组成,链条的性能稳定,质量可靠。而蜗轮或者链条、轴、轴承都由机箱来支承。The product is mainly made of worm gear or chain, shaft, bearing and chassis, etc., The performance of the chain is stable, the quality is reliable,while the worm gear or chain, shaft, bearings are supported by the chassis.