NAME: AIR COMPRESSOR PISTON RING BRAND: JIN LING DIAMETER :42, 47, 48, ... , 62, 64 , 65, 66, 66.83,67.5,68,75 top qualitycompetitive pricebest servicefast delivery timeQuality Certificate:GB/T19001-2000 ISO9001 ... TS16949 OEM is availablePiston ring type: diesel &gas oil engine ,air compressor and engineering machinery gas engine Diameter (mm) : 42, 47 ...