EXFO FTB-2 - Manual (Page 37)

Getting Started with Your Unit
FTB-2 and FTB-2 Pro 27
Installing the Shoulder Strap
Installing the Shoulder Strap
Your unit comes with a hand strap and a carry handle, but you can also
install an optional shoulder strap for more versatility.
To install the shoulder strap:
Attach each of the snap hooks to a D-shaped metal ring of the carry handle
(one hook per ring), as shown below.
C
AUTION
Always attach the snap hooks of the shoulder strap to the D-shaped
metal rings of the carry handle. Attaching the shoulder strap
anywhere else could damage your unit or cause your unit to fall.