1. Big Ideas for Small Spaces: The support brackets are suitable for places with limited space and/or requiring spatial flexibility, such as kitchens, laundry rooms, retail/grocery stores, RVs, boats, warehouses, industrial sites, garages, maintenance storage rooms, office/residential storage rooms, etc. They can be applied to table legs or tabletops, used for the folding legs of homemade tables or beds, folding workbench projects, foldable desk extensions, etc. 2. Easy Folding and Locking: To enhance safety, these brackets are equipped with spring - activated "latches" to ensure stability in the open position (please note that it locks in this position). When the table or work surface is not in use, simply press the latch to fold it up to free up more space. 3. Load - Bearing Capacity: Each pair can bear approximately 225 kilograms (500 pounds). These load - bearing limits are general guidelines and do not constitute express or implied warranties. These brackets work well when applied to furniture legs or narrow and simple work surfaces. A wider spacing without leg support may reduce the load - bearing capacity. The load - bearing capacity under actual use conditions is usually lower than that under laboratory conditions. 4. Parameters: Dimensions: See the picture. Material: Iron. Color: Black. Weight: Approximately 0.2 kilograms (0.4 pounds) per pair. Maximum load - bearing: Approximately 225 kilograms (500 pounds) per pair. 5. You may feel more comfortable when you enter a well - organized home, office, or even a garage. The support brackets are appropriate for places with limited space and/or requiring spatial flexibility. They can be applied to homemade tables, folding partition frames, folding doors, or anywhere that needs to be folded when not in use. 6. The spring - activated latches help ensure stability in the open position. They can be easily folded when not in use. To unlock, simply press the latch and fold it down. 7. Precautions: - Environmental Factors: Excessive moisture, salt, or other chemicals may corrode the surface coating and erode metal or plastic parts. - Fixing Method: Insufficient or improper use of fasteners may cause the brackets to loosen and result in damage. - Alignment: Improper alignment of the brackets may lead to poor installation and insecurity. 8. Package Contents: - 4 foldable support frames. - Only the above package contents are included, and other items are not included. 9. Remarks: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement tolerance is plus or minus 1 - 3 centimeters.