●  Nut lock for safer load

●  Stop ring design, plunger overtravel protection, support selection, oil spill hole design

●  Interchangeable hardened grooved saddle is standard

●  Nitriding or special paint surface treatment, stronger corrosion resistance

●  The inner wall of oil cylinder body is polished

●  The plunger is hard chrome plated

●  All models are equipped with high flow connector and dust cover