seedling havester potato havester digger parts

[fixer2]

Hi I have a grayco harvester from heidelberg ontario canada it is a machine made in 1985 I need to find out where to get parts like digging bed chain and the sprockets that drive that loop type chain any body with a similar machine like a jd 30 I might be able to make it fit .email here or at chrisfierochw@yahoo.com