Isolating SleevesWhen the Weld-IN fixture is not an option, this sleeve is designed to isolate the Thru-Hull or Flush Mount models from metal hulls.
![OceanLED 3010 Delrin Isolating Sleeve f/Thru Hull [001-500165]](http://kfnshop.com/cdn/shop/products/32114XL_{width}x.jpg?v=1629335835)