Rider Ring 1903391208 Replacement

Rider Ring 1903391208 Replacement is a piston ring for the Chicago Pneumatic HX2T 50-60 compressor. It seals the gap between the piston and the cylinder wall. It is also listed as 1903 3912 08. You will find it in the Second Stage Piston Assembly parts list. Enquire with PFC for the lead time on this piston ring.