GROCO Thru-Hull Installation Tool [THT-530] Hunting & Fishing | Hard & Soft Baits Use all existing mounting holes

Use all existing mounting holes

South American coverage includes the northern coasts of Colombia and Venezuela over to Rio Orinoco

Preloaded TopoActive maps for the U

INCREASED PROTECTION

The idea behind the Atlantes was to offer a metal handle on the side of the bowl to make the marine bathroom less intimidating for those not used to being on a boat

GROCO Thru-Hull Installation Tool [THT-530] Hunting & Fishing | Hard & Soft Baits Use all existing mounting holesThru Hull Installation Tool Thru Hull Installation Tool The Concept: THT 530 makes the installation of standard GROCO thru hull fittings possible by a single installer. Slide the thru hull fitting, flanged end first, over the tool. (It will stop at the proper step.) Tie a length of monofilament to the eye and place it into the already cut hole in the hull of the boat. Apply caulking to the flange of the fitting, and pull the fitting through the hole