MidLoader 4.5L (black)

The Topeak MidLoader 4.5 L Frame Bag maximizes your bike’s unused interior triangle space, letting you carry essential gear efficiently on long off-road or gravel adventures. Built from durable polyethylene and nylon materials, it offers excellent water resistance to protect contents from rain, splashes, and mud. Two water-resistant zippers on each side provide easy access to tools, snacks, and gear while keeping everything organized. Installation is quick and secure using adjustable hook-and-loop fasteners that fit top tubes 45 – 66 mm and down tubes 38 – 70 mm. Compact yet roomy, the MidLoader 4.5 L is ideal for bikepackers and touring cyclists seeking a rugged, lightweight, and weather-resilient storage solution.

• Spacious Storage: 4.5 L capacity utilizes frame triangle space efficiently for tools, spares, and gear on long rides.
• Rugged & Water-Resistant: Polyethylene and nylon fabric construction repels mud, water, and debris in harsh weather.
• Dual-Side Access: Two water-resistant zippers allow quick, organized access to gear from either side of the bike.
• Secure Fit: Adjustable hook-and-loop straps provide a stable mount on top and down tubes (45–66 mm / 38–70 mm).
• Lightweight Design: Balances strength and minimal weight, perfect for bikepacking, commuting, or extended touring.


Manufacturer Sku: TBP-ML5B
Todson Sku: 63005010