Product details:

Ultra-Fab 15-954730 Universal Tire Carrier is 2-in-1! Can be rigid or fold down! Designed for fifth wheel and travel trailers to help make tire removal easy. Comes with a bolt installed making it rigid and includes a pin and clip that allows fold down. Installs in minutes. Fits 4 in. box and C-style truck bumper. Made of heavy gauge steel construction for greater strength and reliability.Heavy duty steel construction and powder coated finish.
Bolts to 4" square RV bumpers.
Easily converts from fixed to fold-down for easy access to rear storage compartment.
60 Pound weight capacity.