The Thule Rapid System Kit 753000 and Thule 591 cycle carriers x 3 are high-quality roof rail attachments suitable for flush-mounted roof rails. With a removable and anti-theft lock feature, these black clamp attachments by Thule offer a secure and convenient solution for transporting bikes on the roof of your vehicle. Designed by the reputable brand Thule, these products ensure a reliable and safe fit for your car while allowing for easy installation and removal of cycle carriers.
eBay
It was fitted on my Audi a4 estate 62 plate.
eBay