FLANKER 4 Inch Heavy Duty T Type Invisible Floating Shelf Brackets 4 Inches Shelf Bracket  (Iron)

1. Suitable for shelf thickness of 20-30mm. 2. For direct installation in wood products or masonry. 3. Used for hidden installation shelves (no visible support) 4. The height can be made through the slot opposite to the wall. 5. The adjustment angle can be adjusted by the support pin, which can be pressed on the back plate when it is installed.Each bracket holds 3 Kgs. For heavier shelves please add extra brackets to distribute the weight.