This 20mm ID with 6mm keyway adaptor has a dual purpose by attaching a Disc Brake Rotor and Freewheel with 1.375 x 24 RH tpi.
This is the Adaptor ONLY.
The Brake Rotor, Freewheel Sprocket and other parts are EXTRA.
The Disc Brake rotor will attach with three 6mm x 1.0 x 12mm long socket head cap screws on the left side of the adaptor.
This will allow the axle to freewheel and use a Disc Brake for stopping.
Made from 12L15 steel 1.15" wide with two 6mm x 1.0 set screws, keyway and zinc plated.
You will have to order a brake lever, brake cable and make your mounting bracket to hold the Disc Assembly in place.
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