1/2 in. x 4- 1/2 in. Hex Head Hex Drive Stainless Steel Lag Screw
https://www.probuilderswarehouse.com/shop/501536-0-1-2-in-x-4-1-2-in-hex-head-hex-drive-stainless-steel-lag-screw-442800
https://www.probuilderswarehouse.com/web/image/product.template/442800/image_1920?unique=671cf59
Brand: Everbilt
Model: 812846
SKU#: 501536.0
Barcode: 301938857
