The stern thruster tunnel and the propeller are installed externally on the transom

When purchasing this product -you will receive 50'

PA3517 has the following specifications:

Both INCLUDE plug and watertight deck connection

Stainless Steel / Type 316 Standard Mounts SAE 5 Hole Pattern 1

Zipwake Series E Kit Box 600 Dometic The stern thruster tunnel andA Kit Box includes all parts needed to install a Dynamic Trim Control System with one pair of fast acting straight interceptors (2x interceptors with 3m cable and cable covers, 1 distribution unit with 6m power cable, 1 control panel with 15m standard cable). Any base installation can be expanded with one center mounted Series E interceptor or up to two Series S interceptors, without any need for additional connectors or power supply.