... , presses Die-cushion,paper-making machine Mainly used as Die-cushion of punch. Press,paper-making machineFive convolution bellow typeZ series air springOther types:S ... -2R,S-160-3R,S-160-4R,S-200-2R,S-200-3R,S-200-4R,S-220-2R,S-220-3R,S ... air spring, with exact same quality but several times lower price.Quality warranty: 1~2 years Yokohama S120-2R/air spring /air cushion/Die-cushion ...