Diesel Engine Piston Ring SD1100 with Dia. 100mm

SD1100 piston ring has total 4 pieces of piston rings.1st ring,2nd ring,3rd ring and the oil ring.Usually the 1st ring is surface Chromium plating and the other rings are Phospahoric tretment. The diameter is 100 mm for STD size.If other size need, the diameter is updated accordingly.It's technical standard is according to GB/T 1149./* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1