1Applicable Model: Transducer mounting bracket is replacement for StructureScan 3D Hd Transducer, please confirm whether your model is applicable before buying. 2OE Number: The part number of transducer mount bracket for reference is 000 12603 001, please confirm whether it is consistent with the OE you need. 3Function: Useful skimmer transducer mounting kit help you easily win fishing competitions. To use for StructureScan 3D, you will need a 3D module with transducer and Carbon or Hds Gen3 fishfinder / chartplotter display. 4Marine Resistant: Made of marine grade material for durability in any water conditions. Zinc plated surface prevents rust and corrosion. Securely mounts on the transom, jack plate, or under the boat step. 5Installation Tips: Just use screws, bolts and nuts to secure the bracket. The adjustable and rotatable 3D transducer bracket ensures that it is parallel to the waterline on both the horizontal and vertical axes when moving at trawl speed.