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SENY Entry Door Knob Set with Octagonal Crystal Knob & Deadbolt
SENY Entry Door Knob Set with Octagonal Crystal Knob & Deadbolt
SENY Entry Door Knob Set with Octagonal Crystal Knob & Deadbolt

SENY Entry Door Knob Set with Octagonal Crystal Knob & Deadbolt

$99.99
The single-cylinder deadbolt features quality components for smooth, durable performance.The Rectangle Rosette and radiant Octagon Crystal Knob infuse every door with warmth and elegance, turning each entryway into a sparkling highlight of the home.
  • Fast U.S. shipping + 2-year warranty
  • Easy DIY install
  • Fits most standard U.S. doors
  • Adjustable backset: 2-3/8" or 2-3/4"
  • Fits door thickness: 1-3/8" to 1-3/4"
Finish:Matte Black

🚚 Free Shipping on $99+ (Standard $4.99 under $99)
⚡ Expedited Shipping Available
🔁 30-Day Returns
🛡 2-Year Warranty
💳 Visa · Mastercard · Amex · Apple Pay · Google Pay · Shop Pay · Paypal
💰 Taxes included — no hidden fees.

No APO/FPO/PO Boxes. Expedited shipping is not available for remote areas.

FAQ

  1. Can Seny hardware be customized for DIY projects?
    We offer personalized engraving services for DIY enthusiasts, making every door handle truly one of a kind and connecting the warmth of home with a personal touch.
  2. What finishes are available for door hardware?                                                        Seny Hardware offers a wide range of finishes, including Matte Black, Brushed Copper, Faux Gold, Brushed Red Bronze, Highlighted Red Bronze, Brushed Nickel, Polished Chrome, Antique Brass, Aged Brass, and Champagne Bronze — crafted to elevate any interior.
  3. Is Seny Hardware suitable for the exterior of my house?                                        Yes, our door handles and pulls are protected with a powder-coated anti-corrosion finish and have undergone rigorous quality testing for residential use. In addition, all of our hardware is thoroughly tested for quality before shipping.               
  4. How quickly can I get my order?                                                                               
    Most orders ship within 1–2 business days, and transit time varies by location—typically 2–7 days (Standard) or 1–2 days (Expedited). You’ll receive a tracking number once your package ships!
  5. Do your mortise locksets include keys?      
    Yes, the package contains one deadbolt, strike plate, latch, and two skeleton keys.
  6. What is the backset of your mortise lock?                                                                2.36"– We do not offer any other size.
  7. Will your interior mortise lock chassis fit all older doors with mortise locks?      Compatible with most interior doors and can adapt 2.36"backset.
  8. Are crystal door knobs hard to use in winter because they feel cold?                   While crystal naturally feels cooler to the touch during winter, they will warm up quickly with use.Many customers choose them because they not only function perfectly as hardware but also add a unique decorative accent that elevates the entire space.
  9. What do I do if someone locks themselves in a room?                                            There is a small hole in the Rosette or Plate on the exterior side of the door that can be used to unlock a “locked” privacy door. Insert a straightened paper clip or something of similar size into the privacy hole and gently push to unlock the privacy.

  10. Do the screw holes match?                                                                                         Generally, our screw holes and locks are designed to be compatible. If you encounter any mismatch issues, please take a photo and contact our after-sales customer service for help.                                                                                         

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Trusted by homeowners nationwide.

Over 10,000 Sets Sold in the U.S.

Secure Elegance for Entry Doors

The SENY Entry Door Knob Set combines decorative crystal brilliance with dependable entry security. Featuring an octagonal crystal door knob paired with a single-cylinder deadbolt, this complete lock set delivers both refined style and reliable protection for exterior and entry doors.

Lead-Free Crystal with Durable Construction

Crafted from premium lead-free crystal, the octagonal knob reflects light beautifully while maintaining strength and long-term durability. Finely detailed metal components ensure a solid, heavy-duty feel designed for daily use.

Complete Entry Lock Set with Deadbolt

This set includes a door knob and matching deadbolt, providing enhanced security for main entry doors. Designed as a complete solution, it offers both visual elegance and practical protection.

Complete Set for One Door

Includes a complete hardware set for one door, with all required components for installation. Pre-mounted knobs and components help simplify installation and ensure proper alignment.

Multiple Finish Options

Available in a variety of finishes to complement classic, transitional, and decorative exterior styles while coordinating with other home hardware.

Adjustable & Standard-Compatible Fit

  • Adjustable latch backset: 2-3/8" or 2-3/4"

  • Fits standard U.S. door preparations
    Suitable for replacement projects or new installations.

Designed for Entry Door Use

Ideal for:

  • Front doors

  • Main entry doors

  • Decorative exterior doors requiring added security

Built for Daily Reliability

Engineered for smooth daily operation and backed by a 2-year warranty, providing long-term confidence and dependable performance.

Important Notes

California Proposition 65 Warning: Cancer and Reproductive Harm – www.p65warnings.ca.gov
Due to production batch variations, slight color differences may occur.
KNOB DIAMETER:2.28''
DOOR THICKNESS:1.38''-1.75''
INTERIOR PLATE HEIGHT: 4.68''
INTERIOR PLATE WIDTH:2.48''
PROJECTION:2.52''
DEADBOLT HEIGHT:2.5''
DEADBOLT WIDTH:2.5''
BACKSET:2-3/8'' or 2-3/4''
Passage Deadbolt