Power-Pole Pontoon Mount - 16-17.5" Riser - Black [PK-P-16175-BK]Pontoon Mount 16 17. 5" Riser Black This adapter bracket kit allows for easy installation of Power Pole Shallow Water Anchors to the M Brace of pontoon style boats with a width of 16 to 17 1 2 inches. All adapter brackets are made from aircraft grade aluminum and feature four layers of JL Marine powder coating, including the gloss black top coat, to resist corrosion and increase durability. Specifications: Color: Black This product may not be returned