The From the Anvil Bun Mortice/Rim Door Knob Set Ebony has detachable roses enabling it to be used with a rim lock or mortice lock/latch. The knobs measure at 67mm x 54mm with 57mm roses and project 67mm from the door. The set comes complete with two knobs, threaded spindles (in two lengths - 120mm and 100mm) and fixings. Ebony Door Knobs The door knobs have an ebony knob and polished brass rose - the ebony has a rich dark look and a very smooth finish. It can be polished or waxed to maintain the vibrancy and give overall protection. It is designed to be used internally but can also be used...