Descripción del producto

unique selling point:

1. patent ball bearing with nylon material 
A. better wear resistant than some metal material
B. non-deformation and non-breakage under ***0 degree or **0 degree
C. the material cost of nylon over 3 times than others
D. good protection to door and window profiles/guiding

2. quality guarantee
A. U.I.K supply construction fittings to Asia market since ***0
B. over **0,**0 of prestigious buildings are fitted with U.I.K products

3. owns patens of outlook design & utility model & invention

4. over  3,**0 kinds of door and window roller, can fit with all kinds of door and window profiles and provide project solutions fulfill the customers requirements

5. the resistance to open or close the door with goto door pulley is eight times less than stipulated in the JG**3 standards issued by the Construction Ministry. it is easy to pull and push and it is noise-free