Adding the Propel Prop Indexer allows for zero-draft in shallow water scenarios. Installing easily to either your Native Watercraft or Bonafide Propel Pedal Drive. This simple, easy-to-use design allows you to press the indexer down to line up the prop, raise the unit up, and have it tucked out of the way. Preventing unnecessary contact when you are fishing in shallow water. Keep your Propel Pedal Drive running smoothly and efficiently, no matter the scenario. Key features and benefits: Easy to use and install Keeps propeller out of the way in shallow water Works with Native Watercraft and Bonafide Propel Pedal Drives