FEATURE: Made of reinforce Stainless Steel to create durable surface. These are made of plastic bottoms but the top is stainless steel.
Swim Platform Mounting Hole Is Right At 3 1/4"
HEAVY DUTY: High quality replacement parts that are designed to meet or exceed the previous one and built with quality parts while manufacturing, analyzing and quality assuring the high quality for long lasting usage. Built to strict quality control standards.
Package Include: 1 x Boat 3" Domed Air Flow Vent. Installation: Easy installation. ** Instructions NOT included.