Ideal strap roller for aluminum or PVC integrated roller shuitter. It can be installed on the upper part of the shutter box cover and there the strap goes out to the strap coiler.
As well as it is ideal for built-in roller shutters.
You can choose between straps roller for integrated roller shutter(14mm, 16mm, 18 mm and 20mm strap )or built-in roller shutter(22 mm trap).