6mm to 6mm Inner Dia Rotatable Universal Steering Shaft U Joint Coupler L23XD11 5pcs 1-1/4" * Installation: Curtain rings go

* Installation: Curtain rings go through the curtain rod

A detachable rubber on side for put in and take out the line

Flame retardant

2-inch (L*W)

melting and extrusion

6mm to 6mm Inner Dia Rotatable Universal Steering Shaft U Joint Coupler L23XD11 5pcs 1-1/4" * Installation: Curtain rings goProvides torque transmision and alignment. Cost effective coupling design. Nickel coated Iron is good in corrosive environments. Specifications: Product Name: Universal Joint Total Size: 23x11mm 0. 91x0. 43 inch (L*D) Bore Diameter: 6mm to 6mm 0. 24 to 0. 24 inch Material: Nickel coated iron Net Weight: 33g Thread Size: M4 Main Color: Silver Tone Package Content: 5 x Universal Joint