Rollease R Series Clutch # R8C03BK Fits 1 1/4″ Dia. Tube Brand NewColor: Black
Draper D10 Clutch For 1 1/4 Inch OD Tube For Window Roller Shade
It’s available in white. For operation use the #10 nickel plated steel, stainless steel chain, or plastic chain.
RollEase R16 Clutch for 1.5in OD Tube
Face Width: 2 5/8 x 3 1/4.