... RN-Series Translating Screw Jack Features: ModelRN-0.5T, 1T, 2T, 3T, 5T, 10T,15T,20T,30T,40T,50T,100TLoad ... , Bevel Gearbox, Swivel Plate etc.RN-Series Translating Screw Jack Material: Lifting Screwsteel C45 (optional: stainless steel) Spiral Bevel ... high/low temperature oil sealing) RN-Series Translating Screw Jack Certification: RN-Series Thanslating Screw Jack Package: RN-Series Translating Screw ...