Emtek's Verve Knob collection Modern Brass door hardware series is a unique collection with the inset design, a smooth grip and excellent functionality. If you're interested in a combination that you don't see on our website, email us at [email protected] or call us at 1(403) 313-4163. Fits any door between 1-3/8” to 2-1/4" thick with a 2-1/8" bore standard door prep. Standard latch is for 2-3/8" backset. Leave a note on your order if 2 3/4 in backset if required.