How to select correct size. If your shelf is 9" deep select the 9.5" deep bracket. You want to leave 1/4-1/2" play for the bracket and shelf to fit together nicely. Hook depth measures from the wall to the center of the rod. If you need help or have questions, call me now, Micha, at 519-852-7536, I would love to hear from you. We use locally sourced, 1.5" x 1/4" heavy duty steel for the bracket, the brace/hook is made from 3/4"x1/4" steel. Our Metal Shelf Brackets are designed to help You create that Homey, Rustic space you have always wanted. These Classic Steel Brackets are hand made here at KubieSteelco with You in mind. Each bracket is Custom made to meet Your specific requirements and Your Satisfaction is my guarantee. Antique Lumber Shelves - https://www.etsy.com/ca/listing/1155271363/reclaimed-wood-shelf-custom-antique?click_key=ba8a3888594af061aba2eaa00a5aced065c75ae8%3A1155271363&click_sum=06b4cf0f&ref=shop_home_active_6&frs=1&sts=1 BRACKETS ARE SOLD INDIVIDUALLY. FINISH - The Raw metal is treated with a high quality finishing oil to maintain the Natural Beauty of raw steel and to prevent rust. WHAT IS INCLUDED - Price is for One Shelf Bracket and four Mounting Screws. All brackets come with standard wood screws for mounting, if you prefer matching black screws or drywall anchors add them to your order here. https://www.etsy.com/ca/listing/907596944/matching-black-hardware-10-x-15-lag?ref=shop_home_active_2&frs=1&crt=1 https://www.etsy.com/ca/listing/1103358356/1-drywall-anchors-2-pieces-screws-and?ref=shop_home_active_1&frs=1