![GROCO Thru-Hull Installation Tool [THT-530] Anchoring & Docking | Anchoring Accessories 20/6 ° beam angles for](https://cdn.shopify.com/s/files/1/0746/2456/5549/files/75342XL.jpg?v=1705801005)
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20/6 ° beam angles for sounder elements - the same elements as an Airmar B164 transducer
Extension cable allows for an additional 10ft length
Parallel switching possible using multiple battery chargers
UPC: 791489118033
multi-transistor SeaTalk 1 interface
GROCO Thru-Hull Installation Tool [THT-530] Anchoring & Docking | Anchoring Accessories 20/6 ° beam angles forThru 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
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