... Hardness: HRC51-56 3.80*530 Bucket Pin For Excavator 4.OEM Service Availables 5.Various kinds of models ... 31,D50,D60/65,D80,D85, D155,D355, etc. Hitachi EX30,EX40/50 EX60,EX100,EX100-1/2/3/5 ... ,EX300-1/2/3,EX400-1/3/5, UH07, UH083, ZX200, etc. KatoHD250, HD400-1, HD400-2, HD400-5, HD700 ... MS180-3, etc. 5.Picture6.Certification7.Enterprise Honor Komatsu,Hitachi,Kobelco,Caterpillar excavator bucket pin