window blind component: 1) Easy maintenance components for 20*22.5 mm head rail blinds. 2) Size: availablle window blind component features:1) Easy maintenance components for 16mm cloth blinds2) Size: available for 16mm PVC blinds 3) Color: clear , and any color available4) material: plastic5) for the head rail: 20*22.5 mm head rail 6) for the rod: D type7) for the wand: plastic hex wand8) OEM ...