Carver Boat Vent II Impellers It's a great tool to

It's a great tool to make sure you are trolling at the right speed for the lure you're using and for a particular fish species

Takes a 1-inch #8 stainless-steel fastener (not included)

This means more confident and accurate casts

Thermally Protected

Carver Boat Vent II Impellers It's a great tool toCarver Boat Vent II Protect your investment with this fast and easy to install Boat Vent II. The Boat Vent II can be added to any custom or styled to fit boat cover. Made with UV inhibited polymers to withstand the elements. Prolongs the life of the boats upholstery by venting the enclosed space of the warm, moist air. Boat Vent II helps prevents mold, mildew, and bacteria from growing under the boat cover and causing irreversible damage to the boats