The ISEO Bilingual is a cylinder lock featuring an auto-locking latch and a bolt blocking system. The gear mechanism offers silent operation.

• Second auto-locking latch.
• Gear mechanism for silent and trouble-free operation.
• Suitable for replacing CISA locks.
• Block activation in case of attempted violation.
• Compatible with all market cylinders and Defenders.
• The lock's latch is reversible for right-handed or left-handed doors.