This Euro profile thumbturn cylinder is designed for use with a variety of mortice and multi-point lock cases where key access from the outside and internal thumbturn operation are required. The 40/40 specification indicates equal length on both sides, allowing straightforward installation into compatible doors.
Commonly fitted to entrance or exit doors in residential and commercial buildings, this cylinder enables quick internal locking and unlocking without the need for a key. It is often selected for areas where emergency egress is a consideration. Fixings are included, supporting a faster, more efficient on-site fitting process.
Thumbturn design allows keyless locking and unlocking from inside
Supplied with fixings to support immediate installation
Suitable for use with mortice and multi-point lock mechanisms
Balanced 40/40 profile for even fitting on most standard doors
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