Mahle OE plain ring set bulk pack contains 48 pieces of the Performance Steel Napier second ring sized 3.1890 in bore x 1.2 mm thickness (.135 in RW). Packed for volume use, this bulk plain ring set is intended for engine rebuild shops or production-fitment situations where multiple identical rings are required for piston and cylinder work.
Mahle Rings Perf Steel Napier 2nd Ring 3.1890in x 1.2MM .135in RW Plain Ring Set (48 Qty Bulk Pack)