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 and so on parts, which can suitable for many models, such as FUWA, SANY, XCMG, HITACHI, IHI, SUMITOMO, KOBELCO, LIEBHEER, MANITOWOC, DEMAG, NISSHA and so forth brands. Suitable for Model: HITACHI KH100, KH125, KH125-2, KH125-3, ...