UL listed,high quality and inexpensive,Popular in European and Ukrain market and etc

1) installation dimension(length*width*height):230mm*19mm*72mm

2) suit for door weight 65~85kgs,suitable for heavy doors

3) 1 million cycles and five years guaranteed.

4) Universal application, standard, top jamb, parallel arm installation5) Closing and latching speed controlled by two separated regulating valves.

6) finish color optional as request:silver,black,duro,gold etc.

7) UL listed

8)Optional Built-in HOLD Open type:504D

9)Optional Function backcheck type:504BC

504 door closer