Tell Manufacturing Heavy Duty Commercial Storeroom Knob with a Cylindrical Latch, C Keyway, Tested ANSI Grade 2, Certified UL 3 Hour Rating, Square T Strike, CL100006 and CL500006 Ball Knob KC2300

This KC2300 series cylindrical commercial door knob is tested to ANSI A156.2 Grade 2 is tested to last over 400,000 cycles. A cylindrical chassis allows the wear to be on the mechanical body and not the latch for a longer lasting lever. | This commercial heavy duty knob is best for heavy traffic areas and has a best in class 3 hour UL rating and can be used on fire doors | Round ball knob comes with a square T strike, 2 keys, and limited lifetime warranty | This stainless steel storeroom knob is always locked on the outsidde by key and always unlocked on the inside. It can be used on bathroom doors, office doors, waiting room doors, conference room doors, apartment doors, storage doors, pantry doors, and closet doors. | Easy installation with a 2 3/4" backset that fits standard door prep. With a 6 pin C keyway there are 750,000 possible keying combinations.