Top Roller for SUMITOMO Crawler Crane: 1.Material:35SiMn ... parts including track shoes, pin, sprocket, bottom roller, top roller, idler and so on parts, which can suitable ... SUMITOMO, SANY, ZOOMLION, LOVOL, XCMG and so forth brands.Top Roller for SUMITOMO Crawler Cranes: Suitable for Model:HITACHIKH100KH125KH125-2KH150 ... shipment of the order products all the way. Top Roller for SUMITOMO Crawler Crane