The door can be locked in any opening angle. To do this, the push bolt is pressed down until the stopper is firmly pressed against the floor. To release the door, a light pressure on the locking plate is sufficient. A standard-mounted counter spring increases the pressing force on the floor. The distance from the bottom edge of the door to the stopper should be 5 - 10 mm. Black rubber. Material: matte black aluminum. Stroke (mm): 60. Width (mm): 35. Height (mm): 225. Brand: KWS. Design: Metal parts/lever galvanized steel. Leaf weight up to (kg): 40. Type: 1222. Quantity (ST): 1.