- Heavy-duty hitch rack that supports E-Bikes, MTB bikes, or bikes with fenders - Zero-frame contact, spring-loaded arms protect the frame, fork, and brake lines by only touching the tires - Compatible with wheel sizes from 24" - 29" with 3" tires, or 27.5" x 5" tires - Integrated locking cables secure bikes while a locking hitch pin secures the rack itself - Rear wheel riser block raises the rear wheel, preventing seat and handlebar interference - RV approved design is compatible with Class A, B, and C motorhomes - Heavy-duty design supports up to 80 lbs per bike - Easy, toll-free assembly right out of the box