Safety bolts for roll down doors and shutters Cal Xifias.

http://www.ebay.com/itm/261620264472 Safety bolts for roll down doors and shutters XIFIAS Protection for your home and family Two powerful ᴓ8mm bolts. Bolt parts are installed with 5 included screws for both lower right and left corners of the roll on the inner side. The counterparts are clamped on the edges of the roll's inside frame. One right, one left. Leave no gap from outside. Contains two decorative caps if you want to strengthen the terminal profile of the roll (on the outside) with an additional profile measured 30x15mm. Also included a self adhesive openable cover for the wall switch of electric shutter to avoid forgetting the bolts fastened before opening the shutter.