Slave Lock Gearbox Single Sprung Spindle

The LOCKMASTER Slave Lock Gearbox Single Sprung Spindle is designed for optimal security and functionality in double (French) door systems. With a 35 mm backset and 92 mm centers, this single spindle gearbox is tailored for the second leaf of your French doors, ensuring seamless operation without the need for a latch or bolt.

Operation

• Locking Method: Engage the locking mechanisms by lifting the lever, followed by a full turn of the cylinder to secure the door. To unlock, simply turn the key fully and push down on the lever.

Features

• Specifically designed for the second opening leaf of double (French) doors
• No latch or bolt included
• Slave door gearbox for enhanced security
• Single spindle with a sprung mechanism for ease of use

This gearbox combines practicality with robust security, making it an ideal choice for your French door setup.