Attwood LightArmor Plug-In Base 3 Pin Stainless Steel Rectangle INTRODUCING LIGHTARMOR PLUG-IN BASES, a new line of light bases designed for premium performance, styling, and durability. Across the entire product line, you get the intelligent engineering that LightArmor is known for. A Sure Fit The new Light Armor Plug-In Light Bases have a threaded design feature that fits perfectly with the threaded locking collar now offered across the entire line of Attwood Pole Lights. This unique system ensures a tight and secure fit that prevents annoying rattling while underway or trailering Key Features Threaded Locking System for a secure fit Unique cover design Stays secure while underway or trailered Low-profile prevents water from pooling on top surface Attwood LightArmor Plug-In Base 3 Pin Stainless Steel Rectangle 910V3SS-7