A pair of Bakelite oval door knobs, complete with privacy snib mechanism. Iris brand. In excellent condition, fully refurbished with a new spring to the snib mechanism. The distance froom the centre of the spindle hole to the center of the protruding bar is 3.7cm +- 1mm Suitable for doors from 2.5cm thick. Please note, for doors up to 4cm thick it will be necessary to shorten the spindle. We are happy to do this for you as long as you contact us before or immediately after placing your order with the required dimension (door thickness) Unfortunately we cannot be held responsible for incorrect measurements.