SportRack bike racks by Thule mount in your existing trailer hitch reciever.  Fits 1.25" or 2" hitches.  Available in 3 or 4 bike models.  Either model tilts back for easy access to your vehicle's trunk or rear doors.  Flexible straps keep bikes secure without scratching.  Towing bike rack also available, holds 4 bikes and still allows you to tow a trailer!  Towing bike rack only fits 2" reciever and has a 2,000 lb. towing capacity.