BMW R 1200GS Rider's Manual page 172

Mirror arm
10
Mirror (lock nut) to adapter
170
Left-hand thread, M10 x 1.25
Adapter to clamping block
M10 x 14 - 4.8
Handlebars
Clamping block (handlebar
clamp) on fork bridge
M8 x 35
z
Value
22 Nm
25 Nm
Value
Tighten in riding direction at the front of
the block
19 Nm
Valid
Valid