... , Hitachi, Kato, Catepillar, Sumitomo, Kobelco etc.Guarantee2050 working hours Sprocket for Komatsu, Hitachi, Kato, Catepillar, Sumitomo, Kobelco etc.Guarantee2050 ... hardening depth:top 11-13mm,bottom 4-6mm ProductSprocket ,sprocket wheel ,sprocket segmentModelKOMATSUPC60-7,PC130,PC200,PC300,PC360,PC400,D30/31, ... 5.5MMRemarksThe table is for your information only. More details SK200 EXCAVATOR SPROCKET