Copied from an 18th Century round knob with cupboard turn mechanism.  This knob is also available with a modern steel thread and nut as an alternative to the traditional thread (copied directly from the period original).  The modern steel alternative makes installation easier if using in a kitchen, study or other interior design application.

Knob Diameter: 1 3/16″ (30mm)

Backplate Diameter: 

1 3/16″ (30mm)

Projection: 1 1/16” (26mm)

Weight: 36g