From The Anvil BZP Winkhaus Espag Stable Door Lock 45mm BS

Description

For use with 92mm centre espagnolette handle sets.
Lift-lever upper section, key turn lower section.
Please note 2 x euro cylinder needs to be purchased separately.
BZP, or ‘Bright Zinc Plated’, products are made from steel and plated with a thin layer of zinc using an electric current, to protect against rusting and oxidisation.