Apidura - Backcountry Long Top Tube Pack 1.8LAn extended secure space for storing frequently used items, whatever the terrain. The Backcountry Long Top Tube Pack is a convenient space to store frequently used items, particularly on mountain bikes with sloping top tubes or limited space inside the main frame triangle. The long top tube bag for mountain bikes is ideal for stashing snacks, light valuables and electronic devices. It features an internal divider and mesh pocket and securely attaches