... 40 days lead time. 4.1500-2000 Hours guarantee 5.ISO9001:2008 1.Product Specification Material50MnQualityHeat-treated,HRC50-55,depth ... 4-10mmColorYellow or BlackTechniqueForging/CastingFinishingSmoothCertificateISO9002MOQ5 pieces We can supply a variety of undercarriage parts and ... ) Komatsu: PC100, PC200-1/3/5/6, PC220-1/3/5, PC300-3/5, PC400-1-3-5, D20, D30, D31, D50, D60 ...