



🛡️ Lock in peace of mind with style and strength!
The PRIME-LINE Defender U 9909 Chain Door Guard is a robust security device crafted from solid extruded brass with a satin chrome finish, featuring a 6-inch, 8-link welded steel chain. Designed for easy installation with included fasteners, it allows safe door ventilation and viewing while preventing unauthorized entry. Its child-safe placement option and universal fit make it an essential upgrade for home or office door security.

| Manufacturer | Prime-Line Products (Home Improvement) |
| Part number | U 9909 |
| Item Weight | 132 g |
| Product Dimensions | 8.41 x 1.59 x 5.08 cm; 131.54 g |
| Item model number | U 9909 |
| Size | 3-15/16 in. |
| Color | Satin Chrome |
| Style | Standard |
| Finish | Chrome |
| Material | Steel |
| Item Package Quantity | 1 |
| Included components | lock, keeper and fasteners |
| Batteries Included? | No |
| Batteries Required? | No |
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