... R&D ability 3.Competitive price&fast delievery 4.used for harvesters •structure:double-acting piston cylinder •rod:chrome-plated ... : no rust,smooth,neat •wiper seal 1.used for steering for binding machine 2.seal:assemble ring,Y-ring,O- ... they are used for construction,mining, forestry, marine, demolition, military, material handling, agriculture, truck and trailer, loader, utility and waste management ...