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SENY Interior Door Knob with Lock – Keyed Alike Mushroom Knob with Arch Rosette

$55.99
or 4 interest-free payments of $20.00 with Shop Pay
  • Simple control with one key for multiple doors
  • Perfect for offices, rentals, and private rooms
  • Mushroom knob with smooth grip
  • Subtle design upgrade for interior doors
  • Fits standard doors with ease
Finish:Satin Nickel
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✔ FREE U.S. SHIPPING

Free shipping on all orders.

✔ SHIPS FAST FROM U.S.

Most orders dispatch within 1 business day.

✔ EASY RETURNS & WARRANTY

30-day returns + 2-year coverage.

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

Why Customers Love It

TIMELESS DECORATIVE DESIGN

Thoughtfully crafted hardware that adds refined character to doors, drawers, and cabinets.

SOLID & DURABLE CONSTRUCTION

Built with quality metal components for smooth performance and dependable everyday use.

EASY INSTALLATION & FUNCTION

Standard fitting and practical configurations make setup simple for interior and entry applications.

MULTIPLE FINISHES & OPTIONS

Available in versatile finishes and styles to complement both modern and vintage homes.

Interior Door Knob with Lock for Controlled Access

This interior door knob with lock is designed for spaces that require simple and reliable access control. Featuring a smooth mushroom-shaped metal knob and a modern arch rosette, it offers a clean look with practical functionality for everyday use.

Keyed Alike for Multi-Room Convenience

Multiple locks can be keyed alike, allowing one key to operate several doors:

✔ One key for multiple rooms
✔ Simplified access for rentals and offices
✔ Easy and efficient key management

A practical solution for interior spaces that require controlled access.

Mushroom Knob with Modern Arch Rosette

The rounded mushroom knob provides a soft and comfortable grip, while the arched rosette adds subtle visual detail:

✔ Smooth and ergonomic feel
✔ Balanced decorative design
✔ Suitable for modern and transitional interiors

Designed for Interior Applications

Ideal for:

Bedrooms
Home offices
Rental rooms / Airbnb
Storage rooms

Durable Construction for Daily Use

Crafted from high-quality metal materials, ensuring:

✔ Long-lasting durability
✔ Smooth operation
✔ Reliable performance

Easy Installation & Standard Fit

✔ Adjustable backset: 2-3/8" or 2-3/4"
✔ Fits standard U.S. interior doors
✔ Reversible for left/right doors

Built for Everyday Reliability

Backed by a 2-year warranty, delivering dependable daily performance.

Important Notes

  • Due to production batch variations, slight color differences may occur

  • California Proposition 65 Warning
    Cancer and Reproductive Harm — www.P65Warnings.ca.gov