Standard security level. Supplied with three keys. Sizes are overall lengths - first measurement is the internal side. The Yale 6 Pin Euro profile cylinder is a convenient everyday locking solution, suitable as a replacement product on PVCu, timber and composite doors that require a standard level of security. 2 year manufacturer's mechanical guarantee. Available in double and thumbturn variants, and brass and nickel finishes. Yale 6 Pin Euro Double Cylinder 40-10-50mm in Brass. 6 Pin cylinder: The Yale B-ED4050-PB 6 Pin Euro profile cylinder provides standard security and easy DIY installation. Standard security: Durable, fire resistant cylinder lock approved by British standards; tested to ensure standard security against cylinder attacks. Versatile: Suitable for use with a wide range of doors including wooden, composite and PVCu doors. Dimensions and colour: This item's length is 40:10:50 (100 mm) and it comes in a Euro double version for key access on both sides in a brass finish. Keys: Every cylinder comes with 3 Yale patented keys and a 2 years guarantee for peace of mind. Weight: 0.69 Pounds, Manufacturer: Yale.