Speed Box 3.0 100% - Improved ERG support

- Improved ERG support

If racy behaviour and excellent cornering confidence is what you prioritize in a tubeless tyre

so let's start there

adjustability and low weight – maximizing your comfort and speed

making this outsole the most responsive in the fizik range

Speed Box 3.0 100% - Improved ERG supportZipp's Speed Box 3. 0 is designed to mount securely to a bike's top tube to hold nutrition and small items conveniently within reach. Featuring solid molded EVA construction, water resistant zippers, and 3 point Velcro attachment, the Speed Box 3. 0 is a lightweight, easy to use alternative to traditional saddle bags. Speed Box 3. 0 : 31 cubic inches 85g Solid molded EVA construction Water resistant seam sealed zippers Three point Velcro strap