1.Material:35SiMn,35SiMnMo 2.Warranty:One year 3.Abundant casting technology Crawler Crane Parts including: Track shoes, Pin, Sprocket, Bottom roller, Top roller, Idler,Track chain and so on. Suitable for Brands: IHI, HITACHI, KOBELCO, KATO, SUMITOMO, SANY, ZOOMLION, LOVOL,FUWA,DEMAG, MANITOWOC, NISSHA,XCMG and so forth brands. Suitable for Model: HITACHI KH100 KH125 KH125-2 KH150-2 KH180-2/3 ...