You can find a cheaper bicycle rack for the towbar here:
https://www.karkkainen.com/verkkokauppa/heed-polkupyorateline-vetokokuun Easy-to-use, tiltable base level rack (for three bicycles).
- Strong attachment that does not need to be adjusted in advance
- Can be tilted for easy access to the trunk (when there are no bikes in the rack)
- Bicycles are attached to the bicycle rack with soft rubber straps
- With the Thule bicycle frame adapter TH 982 , you can attach bicycles with special frames (such as women's bikes, BMX bikes and downhill bikes) to the rack
- Easy to fold for storage and handling
- The bicycle rack is locked to the towbar with the Thule Lock 957 accessory
See suitability for your car:
https://www.thule.com/fi-fi/buyers-guide