• GRB00 Cal-Royal Entrance/Office Knob Lock Grade 1

*Actual product and finish may vary

GRB00 Cal-Royal Omega Cylindrical Knob Lock Grade 1 Heavy Duty,
Entrance Lock - Turn/Push button locking. Pushing and turning button
locks outside knob requiring use of key until button is manually unlocked.
Pushing button locks outside knob until unlocked with key or inside knob is turned. ANSI F109

Meets the Buy American Act
Lifetime Warranty

Packaging includes: 2 ¾” Backset, 2 ¼” x 1 ⅛” faceplate, Standard “C”, 6-pin cylinder, ASA Strike


BHMA Certified Lifetime Warranty, Grade 1
Meets or exceeds requirements of BHMA/ANSI A156.2 Series 4000, Grade 1 Exceeds 1,000,000 cycle
UL listed 3-hour rating, conforms to standards UL10C and UBC 7-2-1997
Solid brass 6 pin “C” keyway cylinder, optional other keyways
Optional Interchangeable Core
Optional thru bolt installation
Heavy gauge cold rolled spindles add greater strength and security
Long bearing length for smooth, wear resistant operation
Completely Reversible Handing
Electrified, Tactile and Lead Lining optional
Meets the Buy American Act


Door Thickness: 1 3/8" to 2"

BACKSET: 2 3/4" Standard, 2 3/8" Optional

STRIKES: ANSI strike standard, 4 7/8" x 1 1/4". Optional "T" and full lip strike available on request.

BORE DIAMETER: - 1" for latch. 2 1/8" for lock housing.

LATCH FACEPLATE - 2 1/4" x 1 1/8" for 2 3/4" backset, 2 1/4" x 1" for 2 3/8" backset.

EXPOSED TRIM - Wrought brass, bronze or stainless steel.

KEYING- 6-pin "C" keyway cylinder, 2 keys per lock.

Keyways: 6-pin solid brass “C” keyway standard. Optional: Schlage E, Schlage C-K, Russwin D1-2-3-4, Corbin 59 / 60, Corbin-Russwin L4, Sargent LA-LB-LC, Falcon / Weiser E, Arrow A, Yale 8, Yale GA and Kwikset. Can also accept Medeco, Assa, Kaba and Cal-Royal HSK High Security Cylinders.

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GRB00 Cal-Royal Entrance/Office Knob Lock Grade 1

  • $96.45


Available Options