What size bracket do I need for a 12 inch shelf?

The length of the protruding leg must be at least two-thirds of the depth of the shelf. For example, if the desired shelf is 12 inches deep, the supporting legs of the bracket must be at least 8 inches. Usually, both legs of the brackets are the same length; but this is not a hard rule.

How much weight can a metal shelf bracket hold?

Heavy-Duty Floating Shelf Bracket For brackets that are 8” in length and 1/2” in thickness, the max weight is 470lbs. For brackets that are 12” in length 3/8” in thickness, the max weight is 175 lbs. For brackets that are 12” in length and ½” in thickness, the max weight is 310 lbs.

What sizes do shelf brackets come in?

Shelf brackets range in size from 5 inches deep (for shelves holding paperback books) to 24 inches (for desktops and other large spaces). Plan to use brackets that are just a bit shorter than the depth of the shelves. For example, if you want shelves that are 8 inches deep, use 7-inch brackets.

How far can a shelf overhang a bracket?

Limit shelf overhangs to no more than 12 inches. Masonry walls require inserting either expansion shields or lead anchors. Again, space the brackets every 16 inches for heavy loads and every 32 inches for lighter loads.

Which bracket supports the heaviest load?

Hidden Shelf Brackets are able to support an extremely heavy load because the mount six bolts directly into the side of a wall stud. Two steel plates are welded together on both sides, creating a strong bond. With a thick 3/8″ bracket supporting the load, this bracket can support a couple hundred pounds by itself.

How much overhang can you have on a shelf bracket?

Keep overhangs at each shelf end to 8 inches or less. Lighter loads can be held by supports screwed into every other stud at 32-inch intervals. Limit shelf overhangs to no more than 12 inches.