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Cylindrical Knobs

About this Category

Cylindrical knobs can be very practical in certain applications to provide for easy access of an entrance. Select from our large selection of excellent quality knob sets, the one that best suits your door’s needs.

Jump to a brand:

Schlage logo Sargent logo Corbin Russwin logo

Schlage

A Series Knob Locks

A Series Knob Locks

by Schlage
  • Grade 2
    For standard duty commercial /heavy duty residential applications.
    Locks are available in different grades
    which relate to their construction and durability.
    These grades are a measure of application suitability.
    Standard duty commercial and heavy duty residential buildings, interior and exterior doors
  • Healthcare
  • Hospitality
  • Office / Retail
  • Apartments/Residential housing

Sargent

6 Line Knob Locks

6 Line Knob Locks

by Sargent
  • Grade 2
    For standard duty commercial /heavy duty residential applications.
    Locks are available in different grades
    which relate to their construction and durability.
    These grades are a measure of application suitability.
    Standard duty commercial and heavy duty residential buildings, interior and exterior doors
  • Offices/Warehouses
  • Apartment buildings
  • Hotel/Motel/Retail
  • Residential housing

Corbin Russwin

CK4400 Series Knob Locks

CK4400 Series Knob Locks

by Corbin Russwin
  • Grade 2
    For standard duty commercial/heavey duty residential applicatiions.
    Locks are available in different grades
    which relate to their construction and durability.
    These grades are a measure of application suitability.
    Standard duty commercial and residential buildings, interior and exterior doors
  • Offices
  • Apartment buildings
  • Hotel/Motel

More About Cylindrical Knobs

Where cylindrical knobs are preferred over cylindrical levers for their style of function, Qualified Hardware offers a variety of options to choose from. We carry knob locks from popular brands such as Sargent, Schlage and Corbin Russwin, to provide you with only the best of the best.

Cylindrical knobs are available with various door functions which determine how the knob operates. Whether with a key on the outside only, a key on both sides, or none at all, each function will serve a different purpose. Knobs come in passage function, privacy function, storage function, entrance function as well as other options that will suit the needs of your entrance. Browse through our selection of knobs and use the detailed description for each item to help you determine which lock is right for you.

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