The pulley with tape is normal used for the roller shutter windows. It is the manual drive by rope and pulley. It is normal used for the roller shutter windows because of the cheaper price and convenience. We have the mould th produce the cover box and the special rope which is of the high quality.
China
ADD:NO.108, xinjin road, xufeng Industrial park,wuxi city,China,wuxi,Jiangsu
TEL:86-510-82600263