![Defender Security U 9901 Door Guard, 3-7/8 in L, 2-1/2 in W, Metal, Chrome [SKU: ORG2751873]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/600x600/products/33414/32132/2751873__48987.1683068313.jpg?c=1 "Defender Security U 9901 Door Guard, 3-7/8 in L, 2-1/2 in W, Metal, Chrome [SKU: ORG2751873]")
![Defender Security U 9901 Door Guard, 3-7/8 in L, 2-1/2 in W, Metal, Chrome [SKU: ORG2751873]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/1280x1280/products/33414/32132/2751873__48987.1683068313.jpg?c=1 "Defender Security U 9901 Door Guard, 3-7/8 in L, 2-1/2 in W, Metal, Chrome [SKU: ORG2751873]")
Product Overview
Plated heavy metal casting secures door while allowing 2 in of viewing or ventilation. Includes swing loop keeper, bar lock and installation screws. 3-7/8 in bar length. Prefix U on factory number denotes new Defender Security packaging. [QTY/UOM: 1CD / 1CD] [PMS SKU: D101-09901] [Category: DOOR ACCESSORIES/DOOR GUARDS;Shop All]
![Defender Security U 10309 Swing Bar Lock, 3-7/8 in L, 2-1/2 in W, Zinc, Classic Bronze [SKU: ORG7023427]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/33475/32180/7023427__72351.1683068339.jpg?c=1 "Defender Security U 10309 Swing Bar Lock, 3-7/8 in L, 2-1/2 in W, Zinc, Classic Bronze [SKU: ORG7023427]")
![ProSource Security Door Guard, 4-1/8 in L, 2-1/2 in W, Zinc Die-Cast, Satin Chrome [SKU: ORG4950036]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/27108/26042/4950036__81893.1683065312.jpg?c=1 "ProSource Security Door Guard, 4-1/8 in L, 2-1/2 in W, Zinc Die-Cast, Satin Chrome [SKU: ORG4950036]")
![Defender Security U 9517 Door Cover Plate, Steel, Chrome, For: 2-1/8 in Bore Locks [SKU: ORG4960704]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/33361/32097/4960704__35025.1683068293.jpg?c=1 "Defender Security U 9517 Door Cover Plate, Steel, Chrome, For: 2-1/8 in Bore Locks [SKU: ORG4960704]")
![Defender Security U 9897 Swing Bar Lock, 3-7/8 in L, Metal, Brass [SKU: ORG7698095]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/33412/32131/7698095__94803.1683068312.jpg?c=1 "Defender Security U 9897 Swing Bar Lock, 3-7/8 in L, Metal, Brass [SKU: ORG7698095]")