SRAM ETAP/AXS Battery

The SRAM ETAP/AXS Battery is the power source for the eTap and AXS systems. It can be used with the front and rear derailleurs. It will get you up to 1000 kilometers, or 620 miles, on a single charge. At only 24 grams per battery, you could carry a few of these while you're riding with ease.

• Interchangeable between the front and rear derailleurs

• Up to 1000 kilometers of riding on a single charge

• Weight: 24 grams