Our dual-height bicycle racks provide the maximum utilization of allocated horizontal storage and parking, and are easy to use. Simply pull out the sliding base rail until it reaches its pivot point, and fold down to allow easy positioning of your bicycle. A leaning rail provides stability and a secure point for locking both the frame and the wheel. Supplied in knock-down kit form for easy assembly on site. CBR2GSA top tier 4.2′ high CBR2GSB top tier 5′ high In order to stagger heights, be sure to choose the quantity of each required. Available in Galvanized or Powder Coated