4307589 Boom Cylinder Seal Kit fits Caterpillar 305 C CR 305.5E

          Fits Caterpillar Cylinders 

• #305 C CR Boom Cylinder#2821535
• Serial#HWJ1-UP
• #305.5E Boom Cylinder#2821535
• Serial#FKY1-UP
• 55mm Rod x 100mm Bore 
• Includes Wiper, U cup and Piston Seals
• After market seal kit for Caterpillar equipment