I designed this spinning propeller wall mount to repurpose a damaged paramotor propeller. The bearings allow the propeller to spin smoothly even with a slight breeze. Attach to the wall using either drywall mounts or directly into the stud.  

Parts List Below:

Qty 2x - Bearing 3003-2RS (available from VXB or other online Vendors. Non RS version is unsealed and should only be used indoors.) A washer or Spacer Should be used between the two bearings to prevent over preloading during assembly.   

Qty 1x - 5/16 bolt x 1.25 thread

Qty 1x - 5/16 nut (Locking or use Thread Locker) 

Qty 6x - M6 Nuts

Qty 6x M6 Socket Head Bolts- the length will depend on the thickness of your propeller hub.