1. HEAVY EQUIPMENT 2. CRAWLER EXCAVATORS 3. SK - MARK III EXCAVATORS 4. (SK400) - MARK III EXCAVATOR ASN LSU0001 (1/93-12/01) 5. FRONT ATTACHMENT OPTIONS Select section FRONT ATTACHMENT OPTIONS Kobelco: (851-49) - ARM ASSY. SHORT 3.0M (852-49) - ARM ASSY. 4.9M (853-49) - ARM ASSY. SEMI-LONG 3.95M sale parts diagram catalog online construction equipment excavator tractor Truck sale: