Description:The main job of piston rings is to seal the combustion chamber against the piston housing and to channel the heat from piston to cylinder.Get your air compressor back up where it belongs by replacing piston rings.This Piston Ring Set Included 2 Pcs Balance Rings and 1 Pcs Seal Ring.Suitable for 47mm OD piston air compressor. Specification:Ring inner diameter: 47mm/1.85inchRing Outer Diameter: 49mm/1.94inchBalance Rings Thickness: 1.5mm/0.06inchSeal Ring Thickness: 3mm/0.12inchColor: BlackMaterial:Cast Iron Package Include:2 Pcs x Balance Rings ,1 Pcs x Seal Ring.
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