Imtra SM5017 Tunnel Aluminum 125 x 1500 x 5 millimeter | Sleipner EPAGAUACC3 Fuse size: 5 A

Fuse size: 5 A

iL200 Plus In-Line & Submersible Pump 12V

When using with a 6-pin Garmin sounder

The drive-on curved design allows you to only drive on to as much height as needed

Imtra SM5017 Tunnel Aluminum 125 x 1500 x 5 millimeter | Sleipner EPAGAUACC3 Fuse size: 5 ATunnel Selection The diameter of the tunnel will be determined by the model of bow thruster and its propeller diameter. Tunnel diameter refers to the internal diameter of the tube. The optimal tunnel length is between 2 and 4 times the tunnel diameter (measuring on the short [lower] side of the installed tunnel). Tunnels which are too short allow the propeller to cavitate which decreases performance and makes a lot of noise. Tunnels which are too long