Sacoche de cadre bikepacking Apidura Expedition Downtube Pack 1.5L

Make the most of every available space on your bike with the Apidura Expedition Downtube Pack 1.5L frame bag, specially designed to attach beneath the down tube. Ideal for bikepacking, gravel riding, mountain biking or long cycling adventures, it allows you to efficiently carry tools, inner tubes, CO₂ cartridges or spare parts without cluttering up the handlebars.

Its three-layer laminated fabric construction, which is fully waterproof thanks to radio-frequency welded seams, provides perfect protection for your gear against rain, mud and dust. Its Hypalon strap fastening system with silicone inserts ensures excellent stability, even on the roughest terrain. Compact, lightweight and ultra-durable, this Apidura bag is the ideal solution for making clever use of unused space on your frame.

Technical specifications

- Use: Bikepacking, Gravel, Road, Mountain Biking, Cycling Tours
- Model: Expedition Downtube Pack
- Capacity: 1.5 L
- Position: Down tube or tube of similar diameter
- Material: 3-layer waterproof laminated fabric, PFAS- and PFC-free
- Construction: Radio-frequency (RF) welded seams
- Waterproofing: 100% waterproof (seal achieved with a minimum of 3 wraps)
- Closure system: Roll-top closure with quick-release buckle

Attachment:
- Wide Hypalon Velcro strap
- Silicone-coated stability channel
- Silicone inserts on the straps to limit movement
- Internal structure: HDPE and Texon reinforcements
- Compatibility: Tubes with a circumference greater than 9.5 cm
- Weight: 111 g
- Visibility: Reflective logos and markings

General information:
- Product code: DEM
- Colour: Black
- Brand: Apidura

FAQ – Frequently Asked Questions

1. Is the Apidura Expedition Downtube Pack completely waterproof?

Yes. Thanks to its welded-seam construction and roll-top closure, it effectively protects its contents from rain, mud and splashes.

2. What can you carry in this 1.5 L bag?

It’s ideal for storing an inner tube, tyre levers, a multi-tool, a CO₂ cartridge, a compact mini-pump or other repair accessories.

3. Is it compatible with all bikes?

It fits most road, gravel and mountain bikes with a down tube that is wide enough. Apidura advises against fitting it to down tubes with a circumference of less than 9.5 cm.

4. Does the bag stay secure on rough terrain?

Yes. The Hypalon straps, combined with the silicone inserts, effectively minimise movement, even during intense mountain biking or gravel riding.

5. Do you need a bottle cage or a specific mount to fit it?

No. The bag attaches directly to the down tube using its reinforced Velcro straps, without requiring any additional mount, cage or fastening.