- High quality contractor (reo) keyed alike Knob Locks These locks were brilliantly designed to meet the highest standard of security yet they are very easily installed. Clear, easy to follow instruction manual, drill templates, mounting hardware, and two keys are included. Its traditional brass finish will add the perfect decor to your front door. Adjustable fittings Fits a 2-1/8” diameter bore, 1-1/4” to 2” door. Backset latch adjustable from 2-3/8” to 2-3/4” These will soon be discontinued, the available codes are listed, no other codes are available.