The Malone Runway Max 4 Bike Hitch Rack is a hitch-style carrier that offers the convenience, strength, and security to safely carry up to four full size bikes. Tilt-away feature for convenient rear excess Integrated cable lock secures bikes to rack Cradle arms fold down when not in use Tilting mast for rear hatch or trunk access Non-locking anti-wobble hitch bolt Anti-sway fully padded frame cradles Anti-Sway cages, key lock security strap & wheel retainer strap provides strength & security Lifetime manufacturer warranty against defects in materials or workmanship