The Tram converts the Thule Apex, Vertex, or Spare Me hitch racks from a bicycle carrier to a ski and/or snowboard carrier. Features: Fits most Thule hitch racks including Apex, Vertex and Spare Me Cradle Beam rests on the bike arm cradle and attaches easily with existing cradle straps Lower D-Link Stabilizer attaches ski rack to hitch rack mast Board Blocks adjust to secure skis and boards tightly Lower Board Corral holds and stabilizes skis and boards Sideboard Locker securely locks skis or boards to the rack (included) Holds 6 pairs of skis or 4 snowboards Specs: Rack Capacity6 pairs of skis/4 snowboards