ROCKBROS Universal Suction Cup Bike Rack for Cars - No Hitch Roof Mount Bicycle Carrier for Electric & Regular Bikes - Paint Protection Design - Perfect for Road Trips, Commuting & Outdoor Adventures

ROCKBROS Electric Bike Sucker Bike Rack for Car Roof Auto-pumping Suction Cups Hold Over 250lbs Pull-strength No Unloading Front Wheel Design: Being different from the ordinary bike suckers on market, ROCKBROS sucker is to fix bikes through the handlebar and saddle to achieve installing the bike on the car roof. This design takes advantage of the thin wheel to reduce the wind resistance to keep bikes more stable. Auto-pumping Air Out Tech: The motor-driven suction cup can auto-extract the air in the suction cup more thoroughly and create a vacuum environment in the suction cup, so as to provide a higher differential pressure inside and outside the suction cup, which makes the suction cups attach to the car roof more tightly. Tandem Link Design: Handlebar cups and saddle cups are reserved an exhaust port to connect the motor-driven cup so that one cup can drive other suction cups to extract air out thoroughly and ensure the stability of the bike during the driving process. Front view after installation Tandem Link Suction Cups 1*motor driven extracting cup, 2*handlebar cups and 1*saddle cup, connected through tandem and parallel hoses, auto-extract the air in the cups out and makes them attach to the car roof more tightly. ROCKBROS electric suction cup bike rack for car roof Maximum Pulling Force: 250 lbs Specifications Secures 1 bicycle up to 45 poundsMounts on any car, truck, or SUVWeight: Approx. 9 pounds（including package)Air-leak Alarm Included Electric Air Pumping Universal Application Much More Safer Easy And Quick Installation

Electric Air Pumping Different from other suction cup bike rack on the market, this one is equipped with electric pump cup to automatically pump air out. Press the button, the pump cup will work by itself. What’s more, it can pump air out more clear so the suction cups are more stable on the car roof. Without manual pumping, it’s more easy to install.

Universal Application This suction cup bike rack has 3 separate cups, which can be installed according to every unique bike’s structure. If your bike is different from others or you are not sure what sucker bike rack your bike can be installed, this product must be the best one for you. It can be installed on the car rook and back of car just like in the image. And the separate cups can handle various types of cars, So just feel free to choose it.

Safer Detail you Concerned Ever had your bike fall off the car roof? This suction cup bike rack can solve all these risks. There is an air leak alarm that comes with the product, just connect it with your car’s USB port, and it will connect to the electric center through Bluetooth, and every time the air leaks, you will know through the sound caused by the alarm. What’s more, the electric pump can automatically pump the air out when it happened. When pumping is completed, the alarm stops.

Easy And Quick Installation You still want to unload you wheels before the car trip with your bike and put them back after that? Why not try this suction cup bike rack. Bikes are fixed on it by fixing bike’s handlebar and seat without unloading their wheels. After you have attached the suction cup to the handlebars and seat, turn it upside down and put it on your roof, then let the electric pump works for you. Just enjoy the car trip with your bike after checking the suckers’ status.

100% Satisfied Promise ROCKBROS suction cup bike rack is high quality and we cherish every customer’s choice of our product, so if there is any problem with our product, just provide your order detail and the images of where problems are, we can offer full free replacement or refund within 1 year and partial refund after 1 year. Please feel free to contact us.