Attwood LightArmor 3-Pin Round Straight Pole Base - Black Attwood LightArmor 3-Pin Round Pole Base is designed for premium performance, styling, and durability. This LightArmor Pole Base has a threaded design feature that fits perfectly with the threaded locking collar offered on Attwood Pole Lights. This unique system ensures a tight and secure fit that prevents annoying rattling while underway or trailering. Key Features Upgraded styling and appearance Threaded locking system for secure fit Un