Whether you're an RV full timer, enthusiast or someone with a 2" receiver, the SuperClamp HD has your bike transport covered. This heavy-duty hitch rack features all the same specs as our top-selling SuperClamp EX, including dual wheel-clamping hooks and tilting capabilities. - all built on a dedicated 2" receiver base. Proven to stand up to miles on the road, this RV compatible hitch rack is as rugged as they come. Life with the RV just got a little better. - Platform style hitch rack. - RV Compatible: Class A, B & C motorhome. - For use with 2" receivers only. - Two shepherd's hooks hold bike by top of both wheels -- does not touch the frame of the bike. - Sleek, compact and lightweight design transports two bikes on a single bar. - Adjustable arms and wheel trays fit almost any type of bicycle, including those with fenders, mountain bikes and eBikes; bike spacing accommodates widest combination of bicycles. - Integrated locking cable secures bikes to the rack. - Locking hitch pin secures rack to the car. - Tilting feature allows access to rear of vehicle, even when fully loaded, and folds up when not in use. - 3 position arms pivot on case hardened brackets for superior strength. - Bottle opener integrated into tilt handle. - Built and tested to outlive the elements. - Universal wheel trays with robust metal insert accommodate a wide variety of bikes and wheel sizes (up to 4" tires). - If used with Fat Tire Wheel Holders, rack is no longer RV compatible. - Approved for use on RVs. - Not approved for use on tow-behind trailers.