Extension strap for roller shutter or awning

- Comes with simple rolluikonderdelen.nl manual
- 14 mm wide Strap
- already provided with holes for attachment to Strap winder and Axle/Shaft of roller shutter
- length 4 metres, only available in the colour black/white
- Strap length required is approximately roller shutter height x 2 + 1m
- For a roller shutter with a belt retarder, the required strap length is approximately 4x shutter height