Measurements in the inner part are 37mm x 38.2mm, spacing between each leg is 19.5mm

This simple but effective clip is designed to fit seamlessly onto adjacent shelves, using a secure pressure fit to prevent shifting and maintain a neat, organized appearance.

Key Features
- Perfect Alignment: Instantly keeps adjacent Billy shelves straight and perfectly aligned.
- Easy to Use: Simply slides onto the shelves for a snug, secure, pressure fit—no tools required!
- Color-Matched: Available in White, Black, Dark Brown and Light brown to seamlessly blend with your IKEA Billy bookshelf.
- Durable Material: Made from durable PETG! 

Why You Need It? Say goodbye to saggy or shifting shelves. Our Hook Clip is the simple, aesthetic solution for maintaining a clean, professional, and well-organized look in your home.