Arrow RK11BDIC32DL Stainless Steel US32D Grade 2 Entry RK Series Cylindrical Knobs With IC Core Hole (CORE SOLD SEPERATELY), specially designed for multi family housing, as well as light commercial applications. These knobs are ANSI, A156.2, Series 4000, Grade 2 certified, it's UL listed for 3 hour, "A" labeled single swinging doors, and the knobs conform to ADA requirements. This lock features a 2-3/8" backset , 1" x 2-1/4" latch front, a 1/2" throw, it fits standard doors 1-3/8" to 1-3/4" inches thick, the Strike is 4-7/8" inches, and it is non handed, so the knob can be used on left or right hand applications. This lock is constructed of cold rolled steel with zinc dichromate finish for corrosion resistance. For installation the door requires a standard 1-1/8" bore hole through the door. RK Roses are wrought brass 2-1/2" inch diameter, and the total projection from the face of the door is 2-3/4" inches out.

Entrance: Latchbolt operated by Knob from either side. Outside Knob locked by push button from inside. Unlocked by key from outside or rotating inside Knob. When outside Knob locked by push and turn button from inside, key from outside or rotating inside Knob retracts latch, does not unlock outside Knob.