Britax ROUND ABOUT 50 - Manual (Page 13)

11
Vehicle Compatibility
Latch
Plate
Latch Plate
3. Switchable Retractor in ALR with Sliding Latch Plate
a Has a latch plate that freely
slides along the vehicle belt
webbing.
b Has a retractor that can be
switched to function as an ALR
by pulling the vehicle belt fully
out until a clicking sound can
be heard when retracting.
* To use a child seat with this type
of vehicle belt, you will need to
switch to the ALR mode or use
child seat lock-offs.
2. ELR (Emergency Locking Retractor) with Locking Latch
Plate
a Has a latch plate that does
not allow the lap part of the
belt to become loose after it is
buckled.
b Has a retractor that locks only
in an emergency situation such
as sudden stop or crash.