... the jack is designed as 200mm.The core-through jacks has the performance of continuously progressive repeated tensioning,and ... dismantlement.Technical Performance Parameters:YDC series lightweight core-through jacks have multiple specifications,including 600KN,1000KN,1500KN,2000KN,2500KN ... of data in the table due the design changes of jacks.our features:We provide after-sale service, technical support ...