Komatsu D155 Track roller DF 175-30-00496,175-30-00770 bottom roller, lower rollers

JHD has been supplying and exporting high- quality parts at low costs to companies world wide. Following the  strict production standard, we supply and distribute  replacement &aftermarket spare parts for heavy equipment .

       Having in the mining production parts business for years, JHD is fully aware of  what of  stoppage or machine breakdown of even a few hours means to your production. With  knowledgeable staffs, the quality parts and global freight expertise delivery, We supply the right part for right circumstance as quickly as possible.

       We are fully aware that heavy equipment that needs to be serviced well and only the high quality parts. With the production profit on the line everyday, we fully understand the specific pressure on your machines parts. Your machine working smoothly and properly is is important to us, and we know that you can not bear the machine stoppage and breakdowns.This is Why JHD insist on supplying quality parts for reliability and consistency for service

       We are very confident that our parts have passed strict guidelines ,and will be delivered to you at a reasonable cost and efficient manner.