Features: Secure Clamp Design with high strength ABS materials holds up to 5kg, ensuring stable attachment to crib rail without slipping. 360° rotating arm allow better viewing angles adjustment for infant during entertainment or play time. Great for new parents searching quick assembly solution and compatibility with most baby mobile. Perfectly anchors musical mobiles above cribs, playpens, or daycare centers for visual stimulation. Stable construction and strong clamp great for nursery decors, safe and easy to use. Specifications: Component: ABS Product Size: As pictures shown Type: 01/02/03 Package Includes: Type 01: 1 Set Crib Mobile Arm Type 02: 1 Set Crib Mobile Arm with Hanger Type 03: 1 Set Crib Mobile Arm with Hanger and Music Box note: Please allow 1-2cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.