# This lock and door reinforcer assists in preventing forced entry. It is easy to install and accommodates key-in-knob lockets or deadbolts. This reinforcer is used on wood or metal doors with mortise or drive-in latches.

**Manufacturer:** Prime-Line  
**MPN:** `U 9931`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Prime-Line |
| Manufacturer name | Prime-Line |
| Manufacturer | Prime-Line, Prime-Line Products |
| ASIN | B00D2K3JIU |
| AdultProduct | False |
| Amount | 39.25 |
| Asin | B00D2K3JIU |
| Autographed | False |
| Batteries_included | False |
| Batteries_required | False |
| Binding | Tools & Home Improvement |
| Brand | PRIME-LINE |
| Bullet_point | A Phillips head screwdriver is required for installation, Designed for double bore doors with a 2-3/4 inch backset, For use on doors 1-3/4 inch thick that have mortise or drive-in latches, Helps prote |
| ClassificationId | 511316 |
| Color | Brass |
| Compliance_type | on_product_combined_cancer_reproductive |
| Currency | USD |
| CurrencyCode | USD |
| Customer_package_type | Standard Packaging |
| DisplayName | Lock Replacement Parts |
| Finish_type | Brass |
| Height | 10.87, 10.875, 1000, 2.0999999978580001968503935, 2.2440944859, 2000, 31.4, 500, 75 |
| Identifier | 00049793099310, 0049793099310, 049793099310 |
| IdentifierType | EAN, GTIN, UPC |
| IsBrandQuery | True |
| ItemClassification | BASE_PRODUCT |
| ItemName | Prime-Line U 9931 1-3/4 In. x 10-7/8 In. Thick Solid Brass Lock and Door Reinforcer (Single Pack) |
| Item_name | Prime-Line U 9931 1-3/4 In. x 10-7/8 In. Thick Solid Brass Lock and Door Reinforcer (Single Pack) |
| Item_package_quantity | 1 |
| Item_package_weight | 0.47 |
| Item_type_keyword | door-lock-replacement-parts |
| Item_type_name | Lock and Door Reinforcer |
| Keyword | 9931 |
| Label | Prime-Line Products |
| Length | 1.75, 11.0, 12.299999987454, 12.3622047118, 4.3125, 5.7 |
| Link | https://m.media-amazon.com/images/I/31bMuJ9odrL._SL75_.jpg, https://m.media-amazon.com/images/I/31bMuJ9odrL.jpg, https://m.media-amazon.com/images/I/41d2eNSG62L._SL75_.jpg, https://m.media-amazon.com/ |
| List_price | 32.09 |
| Material | Brass |
| MaterialType | Brass |
| Memorabilia | False |
| Model | U 9931 |
| ModelNumber | U 9931 |
| Model_name | Door Reinforcer |
| Model_number | U 9931 |
| Mounting_type | Door Mount |
| Mpns | U 9931 |
| NumberOfItems | 1 |
| Number_of_items | 1 |
| Number_of_pieces | 1 |
| PackageQuantity | 1 |
| Package_level | unit |
| PartNumber | U 9931 |
| Part_number | U 9931 |
| ProductCategoryId | 511316, home_improvement_display_on_website |
| ProductGroup | Home Improvement |
| ProductType | DOORSTOP |
| ProductTypeName | HARDWARE |
| Product_site_launch_date | 2013-05-24T00:00:01-00:00 |
| Publisher | Prime-Line Products |
| Rank | 1759, 253958, 432299, 736 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Home Depot | 202639287 | 36.53 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/152000000/152041500/part_--U9931---PrimeLine--6feff25840.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp