Mainly used for upgrading coal mine shafts and inclined when the winch to raise support care between the rope to guide the direction of the container with 
 Install sheave on the derrick 
 Sheave diameter of 1.2m, 1.6m, 2.0m, 2.5m, 3.0m 
 Coal mining machinery plant, drilling with, to heaven wheels, suspension sheave, hook, bucket, hook-style bucket, bucket-style base, the bottom dump bucket, stock, model complete, volume discount, products are sold more than 20 provinces, municipalities and autonomous regions, the quality is forever, no limit services, sincerely welcome new and old friends to inquire and order!