Designed to match the products in our Regency range. The strength of the spring used in our heavy-duty lock/latches will ensure the knob returns to its original position. Supplied with matching SS wood screws. Suitable for use with a multitude of heavy duty locks, latches, and thumbturns for various purposes. Knob Size: 58mm dia. Projection: 86mm Rose Size: 57mm Spindle Size: 8mm (Threaded)