Computer Desk Rotatable Arm(Black Wooden Board)

1. Material: wood2. Improve the adjustment of personal sitting posture and relieve shoulder pressure3. It can bear a weight of about 50 kg4. Nail-free installation, not on the desktop, can be clamped with a thickness of 1-8 cm5. 90-degree foldable design, storage does not take up space6. Flush table top, no drop feeling in use, smooth movement7. Double clamps are fixed, stable and firm, strong supporting force8. Dimensions: panel 20×25 cm, jaw 9×5 cm9. Weight: about 1980 grams