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Zhongshan sunshine hardware Co.,Ltd

Quadrato Rosette with Golden Half Knurled Door Knob in Matte Black

Regular price $117.00
Regular price $168.00 Sale price $117.00
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This matte black handle features a half-knurled door knob design, carefully crafted from high-quality solid brass for strength and longevity. The nickel brass knob delivers a luxurious texture and exquisite craftsmanship, while the matte black finish adds a modern yet timeless appeal. As a premium knurled door knob, it provides a secure grip, making it both stylish and functional. Perfect for interior doors in homes, offices, or commercial spaces, this handle combines aesthetic elegance with everyday practicality—ideal for those seeking a durable and high-end upgrade to their door hardware.

Product Features
  • Luxurious, high-end design featuring a half-knurled solid brass door knob.
  • The square rosette is zinc alloy; the doorknob is solid brass.
  • The door knobs feature 28-degree latches and a split spindle for one-way turning.
  • The knob handles are compatible with both left- and right-handed doors.
  • Solid brass latch tongue for superior wear resistance and toughness.
  • The rosette features a clean design with no visible screw holes on the exterior, enhancing its aesthetic appeal.
Specifications
  • Rosette Material: Zinc alloy.
  • Knob Material: Solid brass.
  • Rosette Size: 2.56"*2.56".
  • Rosette Projection: 0.28".
  • Knob Projection: 2.56".
  • Knob Thickness: 0.79".
  • Knob Diameter: 2.17".
  • Door Thickness: 1-3/8" to 1-3/4".
  • Backset: 2-3/8" or 2-3/4" fixed distance.
  • Surface Finish: electroplate.
  • Handle Rotation angle: 28°.
  • Spindle: 8mm*8mm*80mm Split Spindle.


The dimensions listed above are standard for knob handles; however, specifications may vary by product. If you require door knobs in other sizes, feel free to contact us—we’re happy to provide customized solutions.

Function

Sunshine Hardware's brass door knobs and crystal door knobs are versatile and easy to install.

  • For private spaces, such as bathrooms, bedrooms, or toilets, select the privacy function.
  • For public or shared areas such as kitchens and interior doors, the passage function is ideal.
  • For decorative or non-turning purposes, like wardrobes or kitchen walls, the single dummy function is recommended.
Installation

The installation method for door knobs and handles is the same. You can follow the door handle installation guide. Let’s take a look at how it’s done.

What's inside
  1. Passage/Privacy Function
  • Knob*2
  • Latch*1
  • Strike Plate*1
  • Strike Box*1
  • Face plate*1
  • Spindle*1
  • Mounting Through Screw*2
  • Housing Screw*6
  • Allen Key*1
  • Privacy Pin*1 (Privacy Only)

2. Single Dummy Function

  • Knob*1
  • Allen Key*1
  • Screw*6
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INFO & GUIDES

Business Cooperation

We have our lock manufacturing factory, and our products are assembled using precision molds to produce parts. Different materials may be used for other parts, including zinc alloy, aluminum alloy, stainless steel, and brass. We use the high-quality metal materials to produce high-quality locks.

We support long-term cooperation and bulk product cooperation. Also, if you have any self-developed products that require us to customize and make them, You also can click on the link below to learn more.

Business Cooperation

Shipping Fee

All of our product prices do not include shipping costs, and additional shipping fees need to be paid. Please refer to the shipping service below for specific fees.

Shipping Fee

Door Knob Blogs

We have our own unique insights and ideas about door knobs, and can share some suggestions on selection and use.

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