Croppable extensions that offer replacement for an even wider range of multipoint locks. Supplied with pre-assembled keeps using the patented. Meets ‘Secured by Design’ and PAS24 door set standards. Includes 3 piece lock, 3 part keeps and uni-packer system, plus x2 Allen keys. Fixing screws pack and split spindle. Latch reversal: Undo the screw or screws in the latch to remove. Reverse, reinsert and replace screw. Nightlatch reversal: Automatically reverses.