This piston ring is suitable for Komatsu,diameter 105.00mm, ring height 3.0+2.5+5. ... 0mm 1) Product- piston ring Komatsu.Good oil saving, wearable, improve initial running-in rust proof2 ... service, deliver on time. We are your reliable cooperation partner.Komatsu other models:S6D95,S6D105,6D125,S6D155,6D170 etc ...