1. Product Informationa). Type: Crawler crane undercarriage partsb). Mainly include: Crawler crane track roller,Website:http://www.craneundercarriage.com, top roller, idler, ... BRANDMODELHITACHIKH70, KH100, KH100-1, KH100D, KH125, KH125-2, KH125-3, KH150, KH150-2, KH150-3,KH180, KH180-2, KH180-3, KH230, KH230-3, KH250HD, KH300, KH300 ...