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The Mahle OE plain piston ring bulk pack is specified as gas-nitrided steel with 4.100 in x .043 in, .157 RW dimensions and supplied in 48-count bulk boxes for shop inventory. These plain rings are intended for rebuild and maintenance work, providing consistent sizing across multiple sets so technicians can rely on the stated dimensions for accurate piston and cylinder fitment.
Mahle Rings Perf Gas Nitride Steel 4.100in x .043in .157 RW Bulk Plain Ring Set (48 Qty Bulk Pack)
