In general, you can use the standard version. For larger vans or station wagons, bicycles can also be tarnsported against driving direction. Between the car wheel wells, it is usually quite narrow and the short or Xshort version is used.
By Bikeinside Extenders bicycles with 9/100mm quick release axles, 20/110mm through axle, 12/100mm through axle and 15mm through axles of different axle widths can be mounted on the fork mount the Bikeinside crossbar. You can position the bikes with it even more variable in height and in length.
The CNC machined aluminum Bikeinside through axle adapter are used to retrofit the Bikeinside fork mounts to 12mm or 15mm through axle forks with different axle widths. Bikes with 12mm or 15mm through axle can be fixed so directly to the fork mount. Only for Bikeinside fork mounts!
