Tri-BackUp Tube Bag

The Topeak Tri-BackUp Tube Bag offers a sleek, aerodynamic solution for protecting and storing your spare inner tube. Designed for triathletes and time trial riders, it shields your tube from UV damage and integrates perfectly with Topeak Tri-BackUp Pro V and Pro I mounts for a streamlined setup. Constructed from durable 420D nylon, it resists wear while maintaining a low profile. Compatible with round tubes 23–48 mm in diameter, this compact bag (4.8” × 2.7” × 1.7”) fits up to 700 × 25c tubes—ideal for fast, efficient racing performance.

• UV-Resistant Protection – Shields spare inner tubes from harmful UV exposure to prevent degradation and ensure readiness when needed.
• Tri-BackUp System Compatible – Seamlessly integrates with Topeak Tri-BackUp Pro V and Pro I mounts for aerodynamic efficiency and easy access.
• Durable 420D Nylon Build – High-strength material provides long-term durability, resisting tears, abrasions, and weather wear.
• Compact & Secure Fit – Accommodates tubes up to 700 × 25c and attaches securely to round frame tubes measuring 23–48 mm in diameter.
• Aerodynamic Design – Slim, low-profile shape enhances airflow and minimizes drag, ideal for triathlon and time trial bike setups.


Manufacturer Sku: TBU-TUB
Todson Sku: 63003006