“C” Series – High-tech Security – precision-tested for use in heavy-duty commercial construc-tion. Our “C” keyway is fully compatible with Schlage, Baldwin, Dexter, and other '“C” keyways. Standard Features Exposed Trim: Wrought brass/bronze or stainless steel (roses & knobs).* Cylindrical Case Housing: Steel, zinc dichromated for corrosion resistance. Keying: 6-pin solid brass tumbler – keyed 5-pin standard. Keyway: Matches Schlage 'C' keyway. Accepts LORI/ILCO cylinder plugs (if required). Keying: Keyed models supplied KD standard. (KA & Master Construction Keying are available) Fits Doors: 1 3/8" – 1 3/4" (35mm to 45mm) thick. Bore Holes: Cylinder hole 2 1/8" (54mm) – latch hole 1" (25mm) Backset: 2 3/4" (70mm) standard; 2 3/8" (60mm), 3 3/4" (95mm), & 5" (127mm) are available. Latch Face: 1 1/8" (29mm) with standard 2 3/4" latch (70mm) Latchbolt: Solid brass or stainless steel bolt with 1/2" (12.7mm) throw. Guarded (deadlatch feature). Strike: "T" Strike (stainless steel or wrought brass/bronze) 1 7/8" x 2 3/4" x 5/64" (47mm x 70mm x 2mm) is standard; ASA strike is available 1 7/8" x 4 7/8" x 3/32" (47mm x 124mm x 24mm) Handing: Fits right-hand & left hand doors. *Lever handles – zinc die-cast & plated to match trim