Home / Propellers / Spinners & Misc. Prop Parts / Prop, Spinner 4 Inch Aluminum Prop, Spinner 4 Inch Aluminum$130.00 Out of stock SKU: PR202 Category: Spinners & Misc. Prop Parts Description Description Fits Rotax Hub Patterns, uses 6 prop bolts for installation. Must know if using 1/4 or 5/16 Bolts. Gear box uses 5/16″