Welcome to Defender Canada! 
Airmar P319 Thru-Hull Spacer Installation Kit - 20-571-01
$24.86
Airmar P319 Thru-Hull Spacer Installation Kit - 20-571-01 Item # 1077545
Description
Plastic hull spacer install kit for thru-hull P319 transducer.
Included:
- Spacer
- Nut (2-12 thread)
- Washer (2.06" ID x 2.94" x 0.1875")