---
product_id: 519613854
title: "Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door"
brand: "dsjjbll"
price: "27199CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/519613854-doorknob-with-key-matte-black-round-ball-door-knob-passage
store_origin: SN
region: Senegal
---

# ANSI Grade-3 security DIY easy install 250,000+ durability cycles Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door

**Brand:** dsjjbll
**Price:** 27199CFA
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in style and security—because your door deserves the best!

## Quick Answers

- **What is this?** Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door by dsjjbll
- **How much does it cost?** 27199CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/519613854-doorknob-with-key-matte-black-round-ball-door-knob-passage)

## Best For

- dsjjbll enthusiasts

## Why This Product

- Trusted dsjjbll brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Tailored Fit:** Adjustable latch fits standard door thicknesses (1-3/8’’ to 1-3/4’’)
- • **Built to Last:** Exceeds 250,000 cycles for unmatched durability
- • **Peace of Mind:** Includes 3 unique brass keys and backed by a 5-year warranty
- • **Secure & Stylish:** All-metal brass construction with sleek matte black finish
- • **Effortless Installation:** No professional needed—install in minutes with just a screwdriver

## Overview

This matte black round ball door knob from the Berlin Series combines ANSI Grade-3 security with robust all-metal brass construction, ensuring over 250,000 cycles of reliable use. Designed for easy DIY installation, it fits standard interior and exterior doors with adjustable latch settings and includes three unique brass keys. Backed by a 5-year mechanical and finish warranty, it’s the perfect blend of durability, style, and convenience for modern living spaces.

## Description

Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door

## Features

- Twist Latch Door Lever Combo Lockset With ANSI Grade-3, Exceeds 250,000 cycles . All metal construction for strength and security. No need for professional door fitters, you can do it yourself!
- door knobs includes three BRASS keys per set.Adjustable latch 2-3/8’’ - 2-3/4’’ (60-70mm) backset. Door thickness from 1-3/8’’ to 1-3/4’’ (35-45mm) 5-year mechanical and finish warranty.
- Please note that the key of each lock is unique and multiple locks cannot be opened Just tighten the screws with a screwdriver and install easily in minutes.simple knob design for easy operation.
- All metal construction for strength and security.Please carefully confirm the size to meet your needs before purchase,If there is any quality problem with your purchasing, please contact us.
- Note：The screws that hold the door knobs to the door come pre-installed in the knob assembly. Please remove them before installation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Brass, Metal |
| Brand | DSJJBLL |
| Color | Black Matte ET1 |
| Product Dimensions | 7.1"L x 2.8"W |
| Exterior Finish | Brass |
| Special Feature | Keyless, Easy to Install |
| Included Components | Lock And Key |
| Lock Type | Key Lock |
| Item Weight | 1.16 Pounds |
| Metal Type | Brass |
| Handle Material | Brass |
| Unit Count | 1.0 Count |
| Manufacturer | DSJJBLL |
| Part Number | 590 |
| Item Weight | 1.16 pounds |
| Country of Origin | China |
| Item model number | 590 |
| Size | 1 Piece |
| Finish | Matte Black |
| Number Of Pieces | 1 |
| Special Features | Keyless, Easy to Install |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Brass, Metal
- **Brand:** DSJJBLL
- **Color:** Black Matte ET1
- **Product Dimensions:** 7.1"L x 2.8"W
- **Exterior Finish:** Brass

## Images

![Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door - Image 1](https://m.media-amazon.com/images/I/61cwqCHWHNL.jpg)
![Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door - Image 2](https://m.media-amazon.com/images/I/71Q2fArlDkL.jpg)
![Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door - Image 3](https://m.media-amazon.com/images/I/716Hmm3wiuL.jpg)
![Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door - Image 4](https://m.media-amazon.com/images/I/71rGSWU50AL.jpg)
![Doorknob with Key Matte Black Round Ball Door Knob Passage Door Privacy Locking Interior/Exterior Door Knob/Berlin Series Lock for Room Door - Image 5](https://m.media-amazon.com/images/I/712Gsz8BWtL.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

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**Shop now:** [https://www.desertcart.sn/products/519613854-doorknob-with-key-matte-black-round-ball-door-knob-passage](https://www.desertcart.sn/products/519613854-doorknob-with-key-matte-black-round-ball-door-knob-passage)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-01-22*