4 inch gray deck cover (HA-337). Includes one o-ring. Replacement o-rings sold separately sold separately as HA-338).
*To measure for your boat: Measure the opening of the hole itself, not the outside of the deck insert.
$10.88
4 inch gray deck cover (HA-337). Includes one o-ring. Replacement o-rings sold separately sold separately as HA-338).
*To measure for your boat: Measure the opening of the hole itself, not the outside of the deck insert.