ABOUT Guaranteed to fit your Hitachi ZX50U-3.SPECIFICATIONSFitmentHitachi ZX50U-3BrandMWEDurabilityHeavy DutyUndercarriage TypeSprocketSprocket Teeth19Sprocket Bolt Holes18ConditionNewWarranty12 Months / 1,000 Hours - 100% Coverage-UndercarriageWeight27...