Grade 2, Light Duty Tubular KT2100 Series

The KT2100 Series Empire Ball Knob is a grade 2, tubular light duty knob in a satin stainless steel finish that can be used for entry, storeroom, privacy, and/or passage. These knobs can be used in new construction or replacement hardware fitting a standard 161 door prep. Other functions and finishes available.
Grade 2, Light Duty Tubular
Product Sheet
  • Performance

    Grade 2, 400,000 cycles

    UL/ULC Listed for 3 hour fire door

    Complies with ANSI A156.2, Series 4000

  • Chassis

    Tubular

    Steel - coated with zinc dichromate (corrosion resistance)

  • Latch

    2-3/4” or 2-3/8” Adjustable backset

    3/4” Housing diameter

    1/2” Stainless steel throw

    1” x 2-1/4”, Square corner faceplate

  • Rose

    3” diameter

  • Strike

    ASA Strike 1-1/4” x 4-7/8”

    T-Strike 1-1/8” x 2-3/4” Optional

    F-Strike (full lip) Optional

  • Cylinder

    SCC - C keyway

    6-pin solid brass

    Keyed different (KD) 

  • Keys

    Two nickel silver per lock cylinder

  • Door Range

    1”-3/8” to 1-3/4”

  • Door Preparation

    2-1/8” Diameter

    1” Diameter for latchbolt

    Fits standard 161 door prep

  • Warranty

    Lifetime limited

  • Keying

    6-pin cylinders, can be pinned to 5-pin

  • Cylinder Options

    Arrow A (ARA), Corbin 59A1 (C059A1), Corbin 60 (C06), Corbin Russwin L4 (CL4), Options Kwikset (KW1), Russwin D1 (RD1), Sargent LA (SAL), Schlage E (SCE), Schlage F (SCF), Weiser E (WRE), Yale 8 (YA8), Yale GA (YGA)

  • Tell Cylinder

    Restricted Tell keyway cylinder available, optional.  Tell keyway cylinder is available only keyed to 6-pin. 

  • Keying Options

    Grand Master Key (GMK), Construction Master Key (CMK), Master Key (MK), Keyed Different (KD), Keyed Alike (KA), Interchangeable Core uncombinated (IC), 0-bitted (0BIT)