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