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Internet # 317641849

Model # MP9542

Store SKU # 1006837293

Lock and Door Reinforcer, 2-1/8 in. x 2-3/4 in. x 1-3/4 in., Brass

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  • Reinforces or helps repair a damaged door lock area
  • Solid brass construction for long-term durability
  • Designed to fit 1-3/4 inch thick doors only
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Product Details

About This Product

This lock and door reinforcer is constructed of solid brass and comes in a polished finish. 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 These door reinforcers are easy to install and they are used by many. All installation fasteners are included with this item. This guard features a 2-1/8 in. bore, 2-3/4 in. backset, 1-3/4 in. door thickness, 3-7/8 in. W, 9 in. W.


  • Used to reinforce and repair doors to aid in preventing forced entry
  • Fits 1-3/4 in. T doors with 2-3/4 in. backsets
  • Polished finish
  • Solid brass construction
  • Installation fasteners included
  • For further dimensional information, please see the line drawing
  • Return Policy

Product Information

Internet # 317641849

Model # MP9542

Store SKU # 1006837293

Additional Resources

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Dimensions: H 0 in, W 0 in, D 0 in


Inside Diameter (in.)2.125 inProduct Depth (in.)0 in
Product Height (in.)0 inProduct Width (in.)0 in


Builders Hardware Product TypeDoor SecurityCommercial/ResidentialResidential
Door Guard FunctionSwingFinishPolished
Hardware Color FamilyBrassHardware Finish FamilyBrass
Installation MethodScrewMaterialBrass
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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