IKEA roller replacement parts

This are some replacement parts for the old style IKEA roller blinds. The brackets are usually the point of failure. I added to the ikea roller holder by LisBonMeKat, published Jan 6, 2015 thing:623740 some parts. Respectively, the other corner bracket with a custom pin, and a hub. The hub has a hole in the outer pin for a countersunk M3 screw (10 -15 mm) for added strength. It should not me skipped.