Allen Sports Deluxe 3 Bike Cycle Carrier

£42.23 delivered.
Over 6000 reviews, averaging 4.5.

There's a good video on the page showing simple fitting instructions.
There seems to be a degree of adjustment to make it possible to position it to suit the vehicle.
There are better products out there but few in this price bracket.

• Simple, sturdy design fits most sedans, hatchbacks, minivans, and SUV's, Consult manufacturer's site for specific vehicle fit
• Single configuration design eliminates setup hassles and headaches during installation
• Individual tie-downs secure and protect bicycles
• Padded lower frame protects vehicle
• Fully assembled, installs in seconds