The Mahle OE plain top compression ring set is a 4.4000in x 5/64in cast claimer ring specified for piston rebuilds and supplied as a 48-piece bulk pack for shop use. This plain top ring provides consistent dimensional control for engines requiring those exact sizes and is intended for reliable compression sealing where a cast ring is specified.
Mahle Rings 4.4000in X 5/64in Cast Claimer Top Compression Ring Plain Ring Set (48 Qty Bulk Pack)