The letterbox locking cylinder from BGS is a reliable solution for the secure storage of letters and other important documents. It is not only suitable for letterboxes, but also for cabinets, drawers and furniture, making it a versatile security accessory. The chrome-plated zinc housing ensures robust quality and durability, while the precise dimensions allow for easy installation. With an installation length of around 28 mm and an effective length of approx. 24 mm, this locking cylinder is suitable for various applications. The scope of delivery includes two keys, which provide additional security and facilitate access to the protected areas. Chrome-plated zinc housing for increased robustness. Versatile use for letterboxes, cabinets and furniture. Easy installation with a thread diameter of 18 mm. Supplied with two keys for added security. Outside diameter: 22 mm.