Craftsman Marine can supply the required tunnels in various lengths and diameters. The diameter of the tunnel depends on the chosen thruster. These tubes are made from GRV (glass fiber reinforced v..

Craftsman Marine can supply the required tunnels in various lengths and diameters. The diameter of the tunnel depends on the chosen thruster. These tubes are made from GRV (glass fiber reinforced v..

Craftsman Marine can supply the required tunnels in various lengths and diameters. The diameter of the tunnel depends on the chosen thruster. These tubes are made from GRV (glass fiber reinforced v..

Craftsman Marine can supply the required tunnels in various lengths and diameters. The diameter of the tunnel depends on the chosen thruster. These tubes are made from GRV (glass fiber reinforced v..