18-4021 - Rings, 39-19721A2
18-4021 .030 Ring Set Mercury 39-19721A2
Sierra Marine Ring Set-.030 is equivalent to parts:
- 39 19721A 2 Mercury Marine
- 9-54210 Mallory Marine
Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.
18-4021 - Rings, 39-19721A2 Sierra Marine 18-4021 18-4021 .030 Ring Set Mercury 39-19721A2 $13.63