70 1/8" x 11 1/4" - Tandem axle Keystone fender skirt. Constructed of durable high-impact ABS plastic. This replacement fender skirt is textured. These fender skirts fit certain models of Keystone Montana Fifth wheels and travel trailers. Measurements Corresponding to our Measurement Form: A: 38" (from hole to hole, as shown in diagram) B: 6" C: 11 1/4" D: 5 1/2" E: 5 1/2" F: 70 1/8" Check your measurements and compare them to the drawing above to verify fit for your RV. Designed for a specific fit to match certain makes & models of RVs Upgrade or replace your RVs fender skirts with industry leading quality fenders from ICON | Icon Technologies Fender Skirt, Tandem, Keystone, FS1772, Polar White | ABS Plastic