Sram power meter rival e1 dub 160mm left arm excl. right arm bb chainring

Invisible technology. Maximum performance. Want to get to the finish faster without any hassle? That's possible. The new SRAM Rival power meter is fully integrated into the DUB axle, ensuring a seamless and aesthetic mounting on virtually any bike. No external sensors, no complicated installation – just assemble, connect and cycle. With over 400 hours of battery life, a replaceable AAA battery and only 40 grams of extra weight, it's the easiest way to take your training to the next level. Power measurement in the DUB axis: measures left-side power and calculates total wattage Over 400 hours of battery life – ready for a full season Easy-to-use AAA lithium battery, easy to replace Waterproof (IPX7) – up to 1 meter, 30 minutes Lightweight design: only 40 g heavier than a standard crankset