1、Complete installation and maintenance kit: This is a window care roller blind installation and maintenance kit, including clutch, bracket, bead chain and other accessories. 2、Adjustment cube model: suitable for standard blinds with a diameter of 0.669-0.709, fixing kit for sunlight or dust. 3、Full length: The length of the bead chain is long enough to be about 30 inches in the suspended state, which is half of it. 4、High quality: made of high quality plastic, durable and safe for children. 5、The bracket can be installed flexibly: the bracket can be installed and fixed on the top, side or front, easy to install. Just use scissors to cut the ball to the appropriate length. 1*Roller Blind Fitting Repair Kit   Material: ABS + Aluminum alloy Size: 25mm Weight: 80g Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.