The Mahle OE plain second-ring bulk pack contains 48 Napier Steel plain rings sized 4.170 in diameter with a 1.0 mm thickness and .136 in ring width per piece. Supplied in a bulk quantity, these rings are suited to larger rebuild jobs or shops that require multiple identical second rings. They provide consistent dimensions for piston service and ring replacements.
Mahle Rings Perf Napier Steel 2nd Ring 4.170in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)