Elesa+Ganter BPS ball-shaped door lock is made from glass-fibre reinforced polyamide technopolymer in an black matte finish. It consists of a clamp to be fixed to a frame and a ball to be fixed to a door.
The clamp, in which the ball fixet to the closing door is inserted, is a menacial stop devicce also to the door movement, thanks to its shape. Itcan  be used with both shutter doors and sliding doors, and is resistant to solvents, oils, greases and other chemical agents.