The BASI butt lever lock is a versatile profile double cylinder lock that is suitable for both inward and outward opening applications. It has a closing latch and is made of galvanised metal, which ensures high resistance and durability. With a backset of 60 mm and a distance of 55 mm, it can be customised for different types of doors. The lock is supplied with a short plate, a strike box, an angle plate and a plastic lever handle, making it easy to install and use. The design of the lock ensures reliable security and is suitable for both domestic and commercial use. The ability to use the lock for both left and right-hand door openings makes it a flexible solution for different requirements.