... Hitachi, Kato, Catepillar, Sumitomo, Kobelco etc.Guarantee2050 working hours Sprocket for Komatsu, Hitachi, Kato, Catepillar, Sumitomo, Kobelco etc ... depth:top 11-13mm,bottom 4-6mm ProductSprocket ,sprocket wheel ,sprocket segmentModelKOMATSUPC60-7,PC130,PC200,PC300,PC360,PC400,D30/ ... ,SK250,SK300, SK320, SK350, SK450,SK460,SK5560,etcVolvo EC210,EC240,EC290,SC60,SC80,SC130,SC220,SC310,SC320, SanySY60, ...