Description
GMR18HD / 18xHD / 18HD+
These thru-hull connections are especially suitable for installation in metallic hulls where electrolysis is a serious factor
Tweeter Design - Dome Type
Drill template
Gauge, for height measurement to confirm Lumitec GMR18HD / 18xHD / 18HD+This item replaces part number SM48560
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























