Descripción del producto

Yarlia **0 Heavy-Duty Roller Blinds:
Features:
1. Metal spring holder,built-in spring;PA,PC,POM engineering plastic structural components.
2.1:4 reduction ratio,pulling force saved *0%off.
3. In-built chain-ball guider;spring resumable end plug structure,easy to mount;
4.On-built position locator,easy to locate the parts. Application scope:
1.Work with *0mm aluminium tube.
2.Load is over *0kgs max.
3.Mouting:ceiling and wall.
4.Windows of 4 metres wide,*0 metres high and *5kgs heavy. 5.Life is over ****0 cycles. 6.Use 4.8 endless chain. 7.Utility model patent certificate.Patent No.ZL ***0 2 ******7.0

Service: 
1.specialty: Good quality control managed by our QC.
2.Good after-sale service: if any quality problem, We can exchange goods.
3.Can print customer's logo on the package
4.our best service ,reasonable price and good .