TheBird Spider Boat Basein an optional base that can be used to secure bird spiders to masts, spreaders, and other areas. The Boat Base has cross arms with eyelets that can wrap around poles and other surfaces. The Boat Base installs directly to the bottom of any size bird spider and comes with all necessary hardware.

• Attach Bird Spiders to masts and spreaders
• Temporary easy to remove and reapply
• Will fit any size Bird Spider