Function: Latchbolt knob on either side Both knobs are always free
The CK4400 Series is an outstanding combination of value and performance.
The CK4400 Series is ideal for quality residential and light commercial buildings such as homes, apartments, motels, and offices. This series has also a wide array of functions.
Handing Field reversible.
Door Thickness 1-3/8" (35mm) - 1-3/4" (44mm) standard.
Lock Chassis Steel, zinc dichromate for corrosion resistance.
Front Wrought brass, bronze, or stainless steel, 2-1/4" (57mm) x 1-1/8" (29mm) standard. Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm). Optional fronts available
Latchbolt Brass or stainless steel, 1/2" (13mm) throw.
Auxiliary Latchbolt Deadlocking latch bolt prevents manipulation when the door is closed.
Strike Wrought brass, bronze, or stainless steel ANSI curved lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/4" (32mm) lip to center. Optional strikes, lip lengths, and ANSI wrought strike box available; see How to Order, page 9.