KOMATSU PC200-3/5 COPPER RING, STEEL RING Country of Origin: OEM or Taiwan ... /HBTS, Piston seal for SPGO/SPGW/SPG, OHM/ODI/OUY,ROI, Back up ring for BRT/T3P/T3G/N4W, Wear ring ... stock, ready to offer you any time! KOMATSU PC200-3/5 COPPER RING, STEEL RING