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Internet # 317641861

Model # MP10852

Store SKU # 1006794828

2-1/8 in. x 2-3/8 in. x 1-3/8 in. Stainless Steel Lock and Door Reinforcer

  • Made of satin-finished stainless steel that offers durability
  • Strengthens security by preventing forced entry
  • Installation fasteners help in easy mounting
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Product Details

About This Product

This lock and door reinforcer is constructed of stainless steel and fits 1-3/8 in. thick doors. This security device assists in preventing forced entry by reinforcing the weak spot of an entry door, and it can be used on both metal and wood doors. This item accommodates key-in knob locksets on doors that have 2-1/8 in. bore sizes with a backset of 2-3/8 in. The width of this door guard is 3-7/8 in. and it is 4-1/2 in. tall. These door reinforcers are easy to install and they are used by many. All installation fasteners are included with this item.


  • Used to reinforce and repair doors to aid in preventing forced entry
  • Fits 1-3/8 in. thick door, has 2-1/8 in. inside diameter bore, 2-3/8 in. backset, 3-7/8 in. width, 4-1/2 in. height
  • Satin finish
  • Stainless steel construction
  • Installation fasteners included
  • For further dimensional information, please see the line drawing
  • Return Policy

Product Information

Internet # 317641861

Model # MP10852

Store SKU # 1006794828

Additional Resources

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Dimensions: H 4.5 in, W 3.875 in, D 3 in


Inside Diameter (in.)0.125 inProduct Depth (in.)3 in
Product Height (in.)4.5 inProduct Width (in.)3.875 in


Builders Hardware Product TypeDoor SecurityCommercial/ResidentialResidential
Door Guard FunctionLatchFinishStainless steel
Hardware Color FamilySilverHardware Finish FamilyStainless Steel
Installation MethodScrewMaterialStainless Steel
Package Quantity1Returnable90-Day

Warranty / Certifications

Manufacturer WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

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