![Irwin Door Lock Installation Kit Carbon Steel 2-3/8 " 2-3/4 " 1-1/4 " 1-3/4 " : Amazon.ca: Everything Else Irwin Door Lock Installation Kit Carbon Steel 2-3/8 " 2-3/4 " 1-1/4 " 1-3/4 " : Amazon.ca: Everything Else](https://m.media-amazon.com/images/I/71NVPCHARpL._AC_SL1500_.jpg)
Irwin Door Lock Installation Kit Carbon Steel 2-3/8 " 2-3/4 " 1-1/4 " 1-3/4 " : Amazon.ca: Everything Else
![SDI 135: Guidelines to Measure for Replacement Doors in Existing Frame Openings | Steel Door Institute SDI 135: Guidelines to Measure for Replacement Doors in Existing Frame Openings | Steel Door Institute](https://www.steeldoor.org/wp-content/uploads/2020/02/135-fig3.png)
SDI 135: Guidelines to Measure for Replacement Doors in Existing Frame Openings | Steel Door Institute
![1-3/8 in. x 9 in. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 in. Single Bore, 2-3/8 in. Backset - Walmart.com 1-3/8 in. x 9 in. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 in. Single Bore, 2-3/8 in. Backset - Walmart.com](https://i5.walmartimages.com/asr/dd682de5-3622-4400-8d5b-5af043f8c152_1.8d90688946958a1869456004d1535814.jpeg)
1-3/8 in. x 9 in. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 in. Single Bore, 2-3/8 in. Backset - Walmart.com
![SDI 135: Guidelines to Measure for Replacement Doors in Existing Frame Openings | Steel Door Institute SDI 135: Guidelines to Measure for Replacement Doors in Existing Frame Openings | Steel Door Institute](https://www.steeldoor.org/wp-content/uploads/2020/02/135-fig1.png)
SDI 135: Guidelines to Measure for Replacement Doors in Existing Frame Openings | Steel Door Institute
![Merriway® BH01780 (2 Pcs) Door Security Hinge Side Protection Steel Bolts and Plates BZP - Pack of 2 Pieces : Amazon.co.uk: DIY & Tools Merriway® BH01780 (2 Pcs) Door Security Hinge Side Protection Steel Bolts and Plates BZP - Pack of 2 Pieces : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/71ZVlU+n5ZL._AC_SL1500_.jpg)