topeak fast fuel try box

TRP/engineering grade polymer Mounting strap included Top tube mounting diameter 33-72mm L267 x W63 x H49mm 0.65L A storage box with an aerodynamic form. Perfect for storing gels and energy bars. Material: TRP/engineering grade polymer Mounting strap included Top tube mounting diameter: φ33-72mm Size: L267 x W63 x H49mm Capacity: 0.65L Weight: 207g (including strap) About product color and size Product color is displayed Depending on the type of product, it may look different from the actual product. The specifications and logo designs of published products are subject to change due to improvements. Additionally, we cannot answer questions about measurements or personal fit that have not been announced by the manufacturer. Thank you for your understanding.