... Harness, Seat, Air Conditioner, Air Compressor 5.Engine parts: transmission, Cylinder Head, Cylinder Block, Turbocharger, Piston, Piston Ring, Metal, Crankshaft, filter, Oil ... set of hydraulic valve blocks and pipelines to control. The cylinder is equipped with a piston protective device. NameApplicable machine ... 20T541-45T621-24T5 Excavator Hydraulic orange peel grab excavator Catch clamp device