Have you ever wished you could see your bikes from your rear view mirror as you tow your trailer down the road? Now you can with the patented Jack-It Double Bike Carrier. The Jack-It innovative frame design installs over the tongue jack on the trailer's A-frame, the softest riding area on the frame. The adjustable wheel cradles and SwayStop straps secure the bike wheels to the bike carrier for a secure ride. The Jack-It allows travel trailer owners to utilize the valuable rear hitch/cargo space for additional gear and gives owners a new cargo utilization space. The PowerTower frame protects tongue jack from impact. Jack-It holds two bikes by the wheels for balance, stability, and ease of use.• Fits all bike frames• 25-lb. total weight• 80-lb. load rating• Clearance Above Trailer Frame: 22.5"• Fits most A-frame travel and cargo trailers• Carries bikes by the wheels for balance and stability• Includes two Sway Control Cradles, two Lockable No Motion Pins, and three 3/8"-16 1-1/2" bolts 25-lb. total weight Fits most A-frame travel & cargo trailers Frees up travel trailers rear hitch/cargo area | Lippert Jack-It Double Bike Carrier System