REPLACEMENT FAN BLADES OPTIONS: Type 3, Blade Dimensions: 17.52"L x 5.79"W (Max) x 4.88"W (Min), Blade Hole Pattern: 4.25" x 2.99" x 0.22", Set of 5 COMPATIBITITY: Pre-Drilled Standard Size Holes Fit Most 44 Inch Fans. If Custom Adjustments are Needed Please Refer to Custom Resizing Instructions Image DETAILS: Constructed of ABS with Brown Finish Approved for WET Locations PRODUCT SATISFACTION GUARANTEED: 1 Year Limited Manufacturer's Warranty.