Roller blind holder window kit: package contains 1 set of roller blind holder window, including bracket, coupling, and other accessories. A sufficient quantity is provided to meet the required roller blind fixture needs. Size: the mounting kit fits standard roller blinds with a diameter of 17 to 18 mm. The holder can be mounted on the top, side, or side. The long bead chain has a total length of 180 cm, half the length when hung. Easy installation: the roller blind holder window set includes all necessary fixings. It can be installed without drilling holes and without damaging the wall, saving time and effort. Wide application: the no-drill roller blind bracket is suitable for all crank-operated outdoor and indoor roller blinds, ideal for use in offices, homes, hotels, and other places where roller blinds are needed. Stable and durable: the white roller blind holder window is made of plastic, offering durability, high hardness, and wear resistance. The holder provides stable support and does not come loose. Color: White Material: Plastic Package Contents: 8 x universal roller shutter head Note: Light reflection and different display settings may cause slight color variations between the item and the image. Measurement allows an error of +/- 1-3 cm.