Amazon.com: Luanxu Universal Roller Shade Clutch for 1 1/2" (38mm) Tube with Metal Bracket & Bead Chain, Roller Blind Replacement Spare Repair Parts, Metal Core, Long Service Life, Heavy Duty, Max Load
Amazon.com: Persilux Roller Shade Accessories Clutch Plug for 38mm Roll Tube Replacement Fittings Metal Mounting Brackets Window Shades Repair Kit : Automotive
Amazon.com: Luanxu Universal Roller Shade Clutch for 1 1/2" (38mm) Tube with Metal Bracket & Bead Chain, Roller Blind Replacement Spare Repair Parts, Metal Core, Long Service Life, Heavy Duty, Max Load