Hansgrohe Axor Citterio 39115 1 Series Installation/User Instructions/Warranty page 12

B
C
13
1
3⅝" - 4"
⅞"
4" - 4⅜"
½"
English
If the distance measures 3⅝" - 4" select sleeves B.
If the distance measures 4" - 4⅜", select sleeves C.
Connect the threaded rings to the selected sleeves.