From The Anvil - 90231 Euro Cylinder Door Lock Black 35/45mm Keyed Ali
Dimensions: 35mm x 45mm Door Thickness: 57mm
A BS Security Euro Cylinder to be used in conjunction with Euro Sash Locks, Euro Sash Case and Multi-point locks.
Suitable for use in both domestic and commercial environments and as key features comes with 'Anti Pick' cylinder, 'Anti Drill' cylinder, 'Anti Bump', 'Anti Snap', is kitemarked - TS007 and also Secured by Design.
Product is supplied with 3 keys and is 'Keyed Alike' - more than one cylinder can be operated by the same key.