Amazon.com: Rollerhouse 38/40mm Roller Blind Repair Kit, Mount Window Shade Brackets, Curtain Roller Blind Accessories for Electric Blinds with 1 1/2" Tube, 1 Pair, White : Everything Else
Amazon.com: ALLBRIGHT Roller Blinds Connector Roller Shades Clutch for 1.1" Tube Fitting Parts Repair Kit Complete with Metal Brackets, Chain and Child Safety Clip : Home & Kitchen
Amazon.com: ChrisDowa Roller Blinds Replacement Parts Kit for 1-1/8” (28mm) Tube, with Metal Bracket, Child Safety Device and 49" Hanging Length Metal Bead Chain : Home & Kitchen