Honda CBR1000SP 2021 Owner's Manual page 130

Storage Equipment
Helmet Holder
The helmet holders are located underside of
the rear seat.
Use the helmet holder only when parked.
u
#
Removing the Rear Seat
126
Helmet holder
Helmet D-ring
(P.153)
WARNING
3
Riding with a helmet attached to the
holder can interfere with your ability to
safely operate the vehicle and could
lead to a crash in which you can be
seriously hurt or killed.
Use the helmet holder only while
parked. Do not ride with a helmet
secured by the holder.