Check the listing for details. Jackloc Pro-5 Key Locking Window Restrictor White (JACKW). Condition: New. Listed at 34.00 USD. Supplied with one key per lock Supplied keyed alike as standard The original Jackloc Window RestrictorCable Length: 200mm The Jackloc Pro-5 Key Locking Window Restrictor was designed with Health and Safety in mind. Suitable for every type of opening window or door. Can be fitted to all materials. Key lockable for individual locks or multiples. The lock will always engage when the key is removed. Security screws are provided for wood, steel, aluminium and UPVC. Holding force of 3000N. Meets British Standard EN 14351-1:2006 for Windows and Doors. Tested and passed to BS EN 1670:2007 class 3 - subjected to a neutral salt test. Both cable and lock should be fitted with screws of a suitable size and design for the individual window construction.