This British Standard TSS mortice sash lock has been designed with the same dimensions as the Union 3K74E mortice sashlock and can be used as a retrofit product.
These BS3621 mortice sash locks meet ...
This Swiftframe gearbox features a double spindle with 92/70mm centres. Fixing points are not threaded and will require the use of self-tapping screws. (Part Number: M430CSK)
Swiftframe gearboxes are...
This gearbox is available with a 35mm backset or 45mm backset, features a latch and deadbolt and is unsprung. 45mm versions use a 35mm case with an extended latch and deadbolt with a 10mm packer piece...