The Large Frame Bag, was designed to use the space inside your frame. This bag stretches across the underside of the top tube. Multiple Velcro attachments give the bag a secure feel and stance.
• 1000D nylon construction
• Water resistant YKK zipper for easy access.
• Large main compartment
• Zippered slip pocket on left side.
• Hydration or wire pass through behind the recycled tube port.
• Weight: 7 oz
• Dimensions Overall 20″ L x 7″ tall x 2.5″ Wide
• Capacity 4.91 liters
https://lonepeakpacks.com/product/frame-bag-large/