Installation kit for depth sounder transducer short shaft fiberglass boats, depth sounder adapter, without hull drilling

Installation kit for NASA depth sounder transducers with a short shaft in fiberglass boats with a laminate thickness of up to 20 mm. No drilling through the hull, no damage from floating debris, grounding, etc., easy installation without slipping.

• Ø 50 mm
• Length 87 mm (for Seafarer, Echopilot and Navico depth sounder)
• Contents: PVC installation sleeve, filler, transfer fluid