Pédalier vélo route capteur de puissance Sram Rival AXS Power Meter E1 2x12v

Mounted directly onto the bottom bracket spindle, the power meter calculates the watts you generate with your left leg to provide accurate data. This power meter is lightweight (weighing just 40g) and also waterproof to IPX7 standard. Thanks to its replaceable AAA lithium battery, this power meter offers a long battery life (over 400 hours) to keep up with you wherever you train or race.

As for the chainrings, they feature X-Range technology, with an extended gear range and more consistent spacing, to ensure precise and rapid gear changes. Available in two different tooth configurations (46-33, 48-35), these chainrings will suit your needs perfectly. The cranks are made from aluminium to combine stiffness and lightness. They are available in various lengths, from 160 to 175 mm.

Technical specifications:

- Chainring tooth counts: 46-33, 48-35
- Crank arm lengths: 160 mm, 165 mm, 170 mm, 172.5 mm, 175 mm
- Chainrings featuring X-Range Technology, offering an extended gear range and more consistent spacing
- One-piece construction for greater speed, smoothness and safety
- Clean and precise gear changes
- Crankset for DUB bottom bracket, designed for simplicity and durability
- Aluminium cranks optimised to combine stiffness and lightness
- Axle-mounted power metre, measures power from the left leg
- Long battery life: over 400 hours
- Replaceable AAA lithium battery
- Water resistance: IPX7 rating at 1 metre for 30 minutes
- Lightweight sensor (barely 40 g heavier than a standard crankset)
- Brand: Sram