Polyform A-4 GREY A-4 Buoy 20.5" Diameter SCSTEE2 318501-318530 are investment cast

318501-318530 are investment cast

Garmin's SmartPump is engineered from corrosion-resistant components including black dye on aluminum parts and nickel-plating on all steel parts

Ultra heavy-duty mounting feet and rivets are used to secure the Mast Mount to the mast

or on a mooring

12" V-shaped keel roller with center guide - 5/8" Shaft

Polyform A-4 GREY A-4 Buoy 20.5" Diameter SCSTEE2 318501-318530 are investment castA 4 Buoy 20. 5" Diameter Grey The A Series is the product that launched the Polyform story. This all purpose product, with the signature "blue ropehold" has proven itself in the most adverse conditions. Marking gear used in heavy seas is no easy task. That's why more fishermen use Polyform A Series than all other buoys combined. You name it, ocean, sea, or river, and the A Series has been there. Put your trust in Polyform's most versatile and well