Descripción del producto

New Design Spring Roller Blinds System: Features:
1.Matel spring shaft;out-fitting spring;built-in planetary reduction and ratchet switch.
2.1:1.*7 speed reduction ratio,pull saved *0% off.
3.Straight thread ,metal core spring,self lock spring pre-tighten device.
4.Ratchet one-way oil pressing speed-reducer.
5.Thread position limiter,spring inner-clip headrail bracket. 6.POM,PA and other plastic engineering structural components. 7.Use 4.8*6 endless chain.

Application scope:
1.For *8mm tube,load is within 6.0kg.
2.Ceiling mounting.
3.For one-touch-up spring roller blinds which width is within 2.5m,height within 4.0m(employ *-pieces or lengthened spring),weight within 4.0kgs.
4.Utility model patent certificate.Patent No.***9 2 *****4.3 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 .