BZP Winkhaus 2.1m Square Ends Thunderbolt Espag Lock 45mm BS

Solid twin deadbolts in the upper and lower positions. 50% greater fitting tolerances compared to conventional hook locking systems. Suitable for shorter doors, min/max door height: 1625mm/2105mm Please note 1 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.