Opel ASTRA Owner's Manual page 60

58 Seats, restraints
Permissible options for fitting an ISOFIX child restraint system
Weight class Size class Fixture
Group 0: up to 10 kg E
Group 0+: up to 13 kg E
D
C
Group I: 9 to 18 kg D
C
B
B1
A
Group II: 15 to 25 kg
Group III: 22 to 36 kg
IL : suitable for particular ISOFIX restraint systems of the 'specific-vehicle', 'restricted' or 'semi-universal' categories.
The ISOFIX restraint system must be approved for the specific vehicle type.
IUF : suitable for ISOFIX forward-facing child restraint systems of universal category approved for use in this weight class.
X : no ISOFIX child restraint system approved in this weight class.
On front passenger seat On rear outboard seats On rear centre seat
ISO/R1 X
ISO/R1 X
ISO/R2 X
ISO/R3 X
ISO/R2 X
ISO/R3 X
ISO/F2 X
ISO/F2X X
ISO/F3 X
X
X
IL
IL
IL
IL
IL
IL
IL, IUF
IL, IUF
IL, IUF
IL
IL
X
X
X
X
X
X
X
X
X
X
X