欧美视频一区二区,欧美日韩视频在线一区二区,日韩一区二区三区免费体验,欧美另类z0z000高清,好吊妞998视频免费观看在线,日韩高清色www蜜桃tv,蝌蚪网在线视频

  ↑Click the picture see larger image

                      Shaft          Size                                          Chain's pitch     Teeth    Chain's type

 1. Not only meet with request of transportation of heavy duty, but also helpful for maintenance and replacement
 2. Well dust proof and water splash proof in operation environment.
 3. Tight and durable, bear more heavier duty.
 4. Temperature range: -10 to +80 ℃