Our Glass doorknobs reflect light with fire and are available in many finishes.  The bases are made of solid cast brass and polished to a fine finish.  The rosettes measure 2-3/4" in diameter and are made of heavy forged brass.  This set is compatible with doors that are pre-bored and includes everything need for installation.  Functions available:  passage for doors that do not lock, privacy for doors that need to lock, dummy for knobs that do not need to turn (also sold by the pair)