Look C-STEM Manual De Montaje página 16

GB
Positions reachable by inserting
the stopper+screw unit through the
RIGHT SIDE of the stem's body
13°
9°
5°
1°
-3°
-7°
16 16
Appendix
Positions reachable by inserting
the stopper+screw unit through the
LEFT SIDE of the stem's body
11°
7°
3°
-1°
-5°
-9°