Our Hammered Mushroom knob sets are forged from solid brass to create a product that's as beautiful as it is hardwearing. A perfect design choice to use throughout your property with many matching products available. Can be used with a multitude of heavy duty locks, latches & thumbturns for various uses within the home. We recommend using a 3", 4", or 5" latch/lock. Designed to match our Hammered cabinet knobs to create consistency throughout your home. Knob Size: 49mm Dia Projection: 49mm Rose Size: 51mm Spindle Size: 8mm (Threaded)