![GROCO Thru-Hull Installation Tool [THT-530] Signaling Devices installed via single coaxial cable](https://cdn.shopify.com/s/files/1/0621/9680/9967/products/75342XL.jpg?v=1642598903)
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installed via single coaxial cable
Recent updates include new RIGID branding and blacked-out circuit boards for a more refined look
12" x 18" Dolphin Flag
Model: 101037
GROCO Thru-Hull Installation Tool [THT-530] Signaling Devices installed via single coaxial cableThru 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
US$ 127.97
US$ 172.47