XL-C 7121 hook lock for sliding glass panels is used for locking purposes which provides additional security to the door. The lock has simple glass processing for fixing the sliding glass panel and also this package has an additional strike box unit which is fixed in the linear fixed panel where the hook is getting locked. The package consists of a hook lock, both side key-operated euro profile cylinders, and a strike plate. It is quite easily mountable & low maintenance and needs simple glass processing. The benefits of this product are also immensely extensive. For traders, it is convenient to mount and a Standard solution for sliding doors. For installers, it comes with a timing-saving easy installation feature and it is adjustable for 8 - 10mm glass thickness. For architects/specifiers, this item has proven to be reliable & a product of quality that suits the customer's needs and it helps provide safer access for the sliding door panels. For users, It is a product of quality and it effortlessly handles smooth door operation.