Bi-Fold Door Hardware Yale introduces a new range of innovative products created specifically for bi-fold doors. As expected from the world's most trusted lock manufacturer, this superior collection of hardware has been designed, developed and tested in the UK to Yale's precise standards and high performance security whilst also complementing modern door aesthetics. Lockmaster® 28mm Ideal for narrow door sets the new Yale Lockmaster 28mm backset multi-point lock fits into slim sightline profiles and is available in standard 16mm euro groove and 24mm u-channel variants. Stainless Steel Door Handle Yale's new stylish slim backplate door handle is manufactured in 304 stainless steel for ultimate corrosion resistance. The 28mm backplate makes it ideal for narrow door sets and complements modern... Platinum 3 Star Euro Profile CylinderThe Yale Platinum Euro Profile cylinder is a TS007 3 Star Kitemarked Anti-Snap security product to provide maximum security against known attack methods.