Modern Forms Automotive Silver Ceiling Fan Slope Ceiling Mounting Kit for Slopes up to 45° XF-SCK-AS - The Home Depot
Fanimation Ceiling Fan Sloped Ceiling Kit - 1-inch - Black - Wet Rated 1 - Amazon.com
Hinkley Sloped Ceiling Kit Heritage Brass Steel Indoor Angle Mount Capable Universal Ceiling Fan Sloped Ceiling Kit Mounting Hardware in the Ceiling Fan Accessories department at Lowes.com