This replacement clutch set fits into a 1 3/4” wide round metal tube. It raises your roller shade up and down with a metal or plastic bead chain.

Features:

• - Fits into a 1 3/4" (outside diameter) metal roller shade tube.
• - Uses #10 metal or plastic bead chain. (Sold separately)
• - Not suitable for continuous loops of chain, only chain joined with a connector.
• - Set includes the clutch mechanism, end plug, and a pair of mounting brackets.
• - Made from high-impact plastic and glass-reinforced resin to increase durability.
• - Brackets can be mounted inside or outside of the window.
  
• - Operates shades up to 24 pounds.
• - Instructional guides for repairing roller shades are available here. 
• - Available in white.
• - Sold as a set.

Manufacturer part # RS-3CX. Your clutch may be stamped with the 3CX.