Black 1-1/4 Inch Vacuum Cleaner Hose Cuff For Threaded Wire Reinforced Hoses. 

Screw Type Hose Cuff 1-1/4in. 

For Wire Reinforced 1-1/4 Inch Hoses. 

One end is 1-1/2 inch ID threaded cuff, the other end is 1-1/4 inch id, 1-1/2 inch od. 

Color: black. 

Manufacturer Part Number: A3110-2 C111.    

A-3110-2