GAINSBOROUGH 86945 PURITAN White Porcelain & Brass Ring BED & BATH Locking Door Knob Gainsborough GENUINE PORCELAIN Door Knob Set Complete Interior LOCKING Door Knob for Bedroom & Bath Knob Measures 2 1/4 Inch Wide...On a 2  Inch Wide Round Rosette Suitable for 1 3/8 Inch Thick Door with a Standard 2 3/8 Inch Backset Gainsborough--Strength with Style--Made in Australia