Workover Rig Components Featuring Durable Alloy Steel Cylinder and Body for Enhanced Mechanical Properties and Longevity RIGE-B Hydraulic Liner Hanger Own product line:Cementing Tools Series Product number:RIGE-B RIGE-B Liner Hanger double cone double row structure. After pitching, high-pressure liquid to promote the piston and Kava up, to achieve sitting. Details RIGE-B Liner Hanger double cone double row structure. After pitching, high-pressure liquid to promote the piston