GROCO Thru-Hull Installation Tool [THT-530] Brand_Forespar Performance Products Courtesy Light w/2' Lead Wire

Courtesy Light w/2' Lead Wire - White ABS Cover - RGB Multi-Color - 4-Pack

Features a tricuspid check valve to minimize back flow of water

Box Dimensions: 3"H x 5"W x 99"L WT: 16 lbs

Clear polycarbonate cover snaps on to meet Coast Guard and ABYC insulation requirements

Ideal for inshore or coastal fishing in shallow to medium depths

GROCO Thru-Hull Installation Tool [THT-530] Brand_Forespar Performance Products Courtesy Light w/2' Lead WireThru 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