Easy to use Allows fast and easy replacement of your current Minn Kota prop Includes 2 nuts, lock washers and drive pins These easy-to-use Minn Kota Prop Nut Kits are designed to allow for fast and easy replacement/removal of your current Minn Kota prop. Each Prop Nut Kit contains two prop nuts, lock washers, and drive pins. Requires a crescent wrench for installation. MKP-34 Kit fits motor models with Serial Number Prefix ''WW''.