... and rubber 2.Size :Diameter 35mm to 1100mm Excavator and bulldozer Seal Group Mechanical seal 1.Material: Alloy cast iron and ... 35mm to 1100mm 3.Rigidity: HRC60-72 4.Excavator and bulldozer floating Seal Group,we can supply various size floating seal5 ... We can supply many kinds of spare parts for Excavator,Bulldozer,Forklift,Road roller Anything we can do for you ,please ...