SK100189 Boom Cylinder Seal fits Caterpillar 308E 308E CR 308E2 CR

• Fits Caterpillar Cylinders
• #308E Boom Cylinder#4417702  
• Serial#GBJ221-UP
• #308E CR Boom Cylinder#4417727
• Serial#HEL1-UP
• #308E2 CR Boom Cylinder#4417702
• Serial#FJX1-UP
• #308E2 CR Boom Cylinder#4417727
• Serial#MY21-UP
• #308E2 CR Boom Cylinder#4417729
• Serial#EC21-UP
• 70mm Rod X 110mm Bore
• Includes Wiper, U Cup, Buffer and Piston Seal
• After market seal kit for Caterpillar equipment