Thule Holder with Lock

For bike racks with a 30 mm tube diameter.

Holder 1 = For rail 1, which is closest to the vehicle wall. (Is standard for bike racks)
Holder 2 = For extra rail, which is the second closest to the vehicle wall. (Not included as standard with bike racks)
Holder 3 = For rail 3, furthest from the vehicle wall. (Is standard for bike racks)

As standard, a bike rack has rail 1 & 3, i.e., holders 1 & 3 installed. If the bike rack can be extended for a 3rd bike, then it is Holder 2 that should be purchased.

Holder 1 is approximately 12 cm from centre to centre of the holder to centre to centre of the mount.
Holder 2 is approximately 26 cm from centre to centre of the holder to centre to centre of the mount.
Holder 3 is approximately 41 cm from centre to centre of the holder to centre to centre of the mount.