A pair of Bakelite door knobs, oval with a raised edge, complete with privacy snib mechanism. Iris brand. The distance foom the centre of the spindle hole to the centre of the protruding bar is 3.7cm +- 1mm In excellent condition, fully refurbished with a new spring to the snib mechanism. 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.