Lock barrels between N201 to N250. Thule has made a change recently to their One-Key System and that the number on the barrel is no longer displayed. These are ideal if you would like to key a-like all of you Thule accessories.
Genuine Thule Lock Barrel N200-N250 for Roof Rack Bars, Bike Carrier, Roof Box
THULE LOCK BARREL DECODE WITH REPLACEMENT KEYS #DECODING #MATCHING
Thule 3rd bike arm 52626 for Thule Velocompact 925/927 - WITH key & lock barrel - Lichfield Trailer Centre
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