SENY Square Rosette Entry Door Set with Decorative Round Crystal Knob and Deadbolt
deadbolt lock
best deadbolt locks
deadbolt latch
double deadbolt lock
schlage single cylinder deadbolt
mul t lock deadbolt
SENY Square Rosette Entry Door Set with Decorative Round Crystal Knob and Deadbolt
SENY Square Rosette Entry Door Set with Decorative Round Crystal Knob and Deadbolt
SENY Square Rosette Entry Door Set with Decorative Round Crystal Knob and Deadbolt
modern deadbolt lock

SENY Square Rosette Entry Door Set with Decorative Round Crystal Knob and Deadbolt

$89.99
The single-cylinder deadbolt features quality components for smooth, durable performance.The Square Rosette and radiant Decorative Round Crystal infuse every door with warmth and elegance, turning each entryway into a sparkling highlight of the home.
  • Designed for daily use, easy DIY install
  • Fits most standard U.S. doors
  • Adjustable backset: 2-3/8" or 2-3/4"
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.                                                                                         

Select your function

Trusted by homeowners nationwide.

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

Refined Design for Entry Doors

The SENY Square Rosette Entry Door Set combines decorative crystal elegance with dependable entry security. Featuring a decorative round crystal door knob paired with a square rosette and a single-cylinder deadbolt, this set delivers a balanced blend of structure, brilliance, and protection for front and entry doors.

Lead-Free Crystal with Durable Craftsmanship

Crafted from premium lead-free crystal, the round decorative knob offers radiant clarity and smooth contours. Finely detailed metal components ensure strength, durability, and a solid feel designed for daily use.

Square Rosette with Architectural Presence

The square rosette introduces clean geometry and subtle architectural definition, creating a modern yet timeless frame that complements both classic and contemporary entry door styles.

Complete Entry Door Set with Deadbolt

Designed as a complete solution, this set includes both a door knob and matching single-cylinder deadbolt, providing enhanced security while maintaining decorative appeal.

Complete Set for One Door

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

Multiple Finish Options

Available in a variety of finishes to coordinate seamlessly with modern, classic, and transitional exterior décor.

Adjustable & Standard-Compatible Fit

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

  • Fits standard U.S. door thicknesses from 1.38"–1.75"
    Suitable for replacement projects or new installations.

Designed for Entry Door Applications

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:2.2''
DOOR THICKNESS:1.38''-1.75''
INTERIOR PLATE HEIGHT: 2.56''
INTERIOR PLATE WIDTH:2.56''
PROJECTION:2.56''
DEADBOLT HEIGHT:2.56''
DEADBOLT WIDTH:2.56''
BACKSET:2-3/8'' or 2-3/4''
Passage Deadbolt