Selve screw-on Strap winder steel

- spring will have to be correctly tensioned before use
- class 2 nickel-plated frame, may rust if used outdoors
- hinged, possible parallel attachment to wall
- heavy execution
- available in 3 versions, suitable for 5.5 - 11- 15 metres
- suitable for up to 23 mm Strap
- Strap not included
- length of strap needed is approximately shutter height x 2 + 1m

available in 3 versions
- approx. 5.5 metres, a = 177 mm, b = 200 mm, c = 76 mm
- approx. 11 metres, a = 212 mm, b = 235 mm, c = 96 mm
- approx. 15 metres, a = 320 mm, b = 346 mm, c = 140 mm