Feature: 1. APPLICABLE MODEL: Including 4pcs excavator handle buttons, common replacement parts, suitable for Caterpillar E200B excavator, for ZAX electronic fuel injection. 2. ALLOY STEEL: Made of alloy steel, these joystick buttons have high hardness and strength, wear and resistance, and have long service life. 3. GOOD SEALING: Using rubber sealing, with high accuracy and good sealing, high temperature and resistance, ensure good replacement. 4. EASY OPERATION: Combined with the oil sealing, the fuel in the joystick can be easily sealed, professional and accurate, ensures the good operation of the machine. 5. FINE PROCESSING: With fine workmanship, these buttons have glossy appearance without burrs, do your hands and do not scratch the machine. Specification: Item Type: Excavator Joystick Button Material: Alloy Steel, Rubber Applicable: Suitable for ZAX EFI Package List: 4 x Joystick Button Note: Pay attention to the corresponding excavator model.FINE PROCESSING: With fine workmanship, these buttons have glossy appearance without burrs, do your hands and do not scratch the machine. EASY OPERATION: Combined with the oil sealing, the fuel in the joystick can be easily sealed, professional and accurate, ensures the good operation of the machine. GOOD SEALING: Using rubber sealing, with high accuracy and good sealing, high temperature and resistance, ensure good replacement. ALLOY STEEL: Made of alloy steel, these joystick buttons have high hardness and strength, wear and resistance, and have long service life. APPLICABLE MODEL: Including 4pcs excavator handle buttons, common replacement parts, suitable for Caterpillar E200B excavator, for ZAX electronic fuel injection.