concealed door closer

concealed door closer
1,material: aluminium
2,color: aluminium color
3,door width: 500mm-2300mm
4,door weight: 20-90
concealed door closer
1, item number:
VW-DC-K69
2, pictures:

3,material: alum
inium
4,color: silver / gold / aluminium color
5,door width:
800-1100mm
6,door weight:
55-85 KGS
7,size:
219*31mm
8,shape:
square
9,suitable for steel or hardware or plastic door