4pk1000 Delong M3000 4PK Belt Brief Description of 4PK Belt: The 4PK Belt is also called the composite V-belt. It is a new type of transmission belt. It is an endless belt with a ...
12pk1354 Delong M3000 Multiple V-ribbed belt Brief Description of Multiple V-ribbed belt: The Multiple V-ribbed belt is also called the composite V-belt. It is a new type of ...
