Malone Pilot Hm2 Carrier 2"Safely and conveniently transport two bikes with the Pilot HM2 hitch mount platform 2 bike carrier, which fits 2" receivers only. It features padded, pivoting ratchet arms that secure the bikes without frame contact, arm and wheel tray mounts to prevent bike to bike interference, and a design that tilts down for easy trunk access. The wheel holders adjust to accommodate sizes ranging from 20" to 29", as well as up to 5" wide fat tires.