SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
antique brass mortice door knobs
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
vintage mortice door knobs
mortise door knob set
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
mortise lock door knob
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key
SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key

SENY Metal Mortise Lock Set for Interior Doors with Mushroom Metal Knob, Beveled Rectangular Backplate & Skeleton Key

$45.99
The Mortise Lock Set features quality components for smooth, durable performance.The Beveled Rectangular Plate and Classic Round Metal Knob 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:Vintage Brass
Function:Dummy

🚚 Free Shipping on $99+ (Standard $4.99 under $99)
⚡ Expedited Shipping Available
🔁 30-Day Returns
🛡 2-Year Warranty
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💰 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.

Timeless Design for Classic Interior Mortise Doors

The SENY Metal Mortise Lock Set is designed for interior doors that require authentic mortise construction and refined vintage character. Featuring a classic mushroom-shaped metal knob, a beveled rectangular backplate, and a traditional skeleton key, this lock set delivers warmth, balance, and dependable performance for timeless interiors.

Precision Mortise Lock Construction

Built with high-quality internal components, this mortise lock set provides smooth operation, enhanced durability, and long-term reliability—ideal for daily residential use and traditional door installations.

Classic Mushroom Metal Knob

Crafted from solid metal, the mushroom-style knob offers a comfortable grip and a timeless rounded silhouette. Its smooth contours and balanced weight ensure both tactile comfort and lasting durability.

Beveled Rectangular Backplate with Architectural Detail

The beveled rectangular backplate adds subtle depth and architectural definition, pairing perfectly with the round metal knob to create a balanced look suitable for classic, transitional, and heritage-style interiors.

Traditional Skeleton Key Operation

Equipped with a classic skeleton key, this mortise lock preserves the authentic appearance and functionality of vintage door hardware while providing reliable interior locking.

Complete Mortise Lock Set for One Door

Includes a complete mortise lock set for one door, with pre-assembled knob and internal components to simplify installation and ensure accurate alignment.

Multiple Finish Options

Available in a variety of finishes to coordinate seamlessly with vintage décor, classic furnishings, and traditional door hardware.

Standard-Compatible & Secure Fit

  • Fixed mortise backset: 2.36" (60 mm)

  • Fits standard U.S. door thicknesses from 1.38"–1.75"
    Designed for professional-quality results in both replacement and new installations.

Ideal for Interior Doors

Perfect for:

  • Interior doors

  • Bedrooms and hallways

  • Vintage or old-style door renovations

Built for Long-Term Use

Engineered for smooth everyday operation and backed by a 2-year warranty, offering confidence in craftsmanship and durability.

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:2.16''
DOOR THICKNESS:1.38''-1.75''
INTERIOR PLATE HEIGHT: 6.97''
INTERIOR PLATE WIDTH:2.2''
PROJECTION:2.13''
BACKSET:2.36''
CASE HEIGHT:3.6''
CASE TICKNESS:0.9''
Mortise