Excavator Parts PC30-7ST Carrier Roller

PC30-7ST drag sprocket is an important part of Komatsu PC30-7ST excavator, mainly used to support the excavator’s track, so that it can run smoothly and maintain the linear movement of the chain rail. It is installed on the chassis of the excavator, and plays the role of holding and guiding the track through the mesh with the track, reducing the wear of the track and improving the walking performance and work efficiency of the excavator.