For all Brands that the Hobie Mirage Drive fits. The Hobie Cassette Plug is used to fill mirage drive opening when the Mirage Drive is not in use or to fit the trolling motor of your choice in the Mirage Drive opening. The plug is not intended to completely seal the opening, completely buoyant for safe and heavy duty for safe extended use. Choice of colors include Black, Gray, Orange, and Neon Green. Choices for different Trolling motor shafts: -Blank Cassette to fill the opening when no drive is in use.-1.125" hole for Minn Kota-1.150" hole for Newport-1.250" hole for Motorguide XI3-1.100" hole for Chinese brands such as Nerals-1.000" hole for Chinese brands such as Vevor This, like all of my products are my own designs and as such, if you wish to inquire about options such as sizing or color, or even design modifications please visit my store at https://www.ebay.com/str/renegades3dprintedproducts , or message me. **IMPORTANT**All of my products are made from PETG filaments which is highly regarded for outdoor use due to it UV qualities and resistance to liquids and chemicals, yet still, it's Plastic. If you are unsatisfied with design or workmanship I will accept unused returns. I cannot accept returns of damage due to extreme heat or abuse.