Sky Ram hoists, focus on Electric Chain Hoist, Electric Wire Rope Hoist, Manual Hoist and Crane Components. AIl the products are follow up standards of EC, FEM, DIN, CMAA and UL/CSA. are ISO9001, CE, GS, SGS approved. Sky Ram products are one year for fully guarantee. And in this year if the products broken caused by Mechanical problem, all of the spare part is free. More details pls visit xhoists(dot)com Or send to info(at)xhoists(dot)com