Britax Safe-nSound Instructions For Installation And Use Manual page 23

IMPORTANT :
If using an extension strap, positioning the attachment clip above the child may lead to injury in an
accident therefore make sure that the attachment clip is not positioned in front of the vehicle seat.
Attachment Clip should
not be in front of the
vehicle seat front.
HOW TO INSTALL
Attachment Clip
should be behind
the front of the
vehicle seat.
Extension
Strap
Attachment Clip
23