Topeak Tri-Backup Elite 2 BX Apparel The reliable power and rigid

The reliable power and rigid brake design is great for all riding styles from XC to trail

In one sense

700 x 38mm (2x)

Whether you’re training for your first race or facing epic climbs

sufficient for a full seasonPower supply: AAA lithium battery (user replaceable)Protection class: IPX7 certified (waterproof to 1 meter for 30 minutes)AXS connectivity for easy setup and personalization

Topeak Tri-Backup Elite 2 BX Apparel The reliable power and rigid[ Fits A Wide Range of Saddle Angles ] Mounting your gear in a position to minimize drag is just one tip for performance. The second generation of TRI BACKUP ELITE saddle rail guides supports a wider range of saddle angles. The newly designed double threaded holder prevents the bottle from loosening or falling off. It is the optimal choice for your rear mounted equipment. Specifications Mount: Fits a wide range of saddle anglesMax load: 2. 5