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Sigeyi AXO ROTOR MTB Power Meter

Josh Matthew July 11, 2024

$380.00$395.00

Accurate and affordable power for your ROTOR MTB crankset!

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Sigeyi AXO ROTOR MTB Power Meter

The Sigeyi AXO ROTOR MTB Power Meter is a spider-based power meter is compatible with ROTOR direct mount splined cranksets. The Sigeyi power meter measures power from both legs, is accurate to +/- 1.0% and is lightweight at only 83 grams. In addition, it easily bolts up to your existing ROTOR crankset. Therefore, there is no need to buy new cranks or replace your bottom bracket.

The power meter also features a rechargeable battery with 300 hours of ride time, auto-zero functionality (so your data is always accurate), left and right leg power balance and a 2-year manufacturers warranty. Of course, you also get Bluetooth SMART. This allows you to use the power meter with your favorite indoor training program or app.

 

Key Product Details

Compatibility:

This power meter is compatible with any ROTOR MTB crankset that uses a direct mount splined interface. This includes the KAPIC Carbon, KAPIC and R-Hawk cranks. Regarding chainrings, it requires a 104 BCD 4-bolt MTB chainring (which is different than the direct mount chainrings found on many ROTOR MTB cranksets). See Compatibility tab for more information.

Power Measurement:

The Sigeyi power meter measures power at the spider and is therefore able to measure power from both legs.

Key Features:

Dual-leg power measurement, accurate to +/- 1.0%, 300 hours of battery life, rechargeable battery, very lightweight, left/right power balance, ANT+ and Bluetooth compatibility, auto-zero (automatic calibration). See Specs tab for more information.

Advice From Our Staff:

This is a great way to add power to a ROTOR MTB crankset. This power meter measures power from both legs, is accurate and reliable. In addition, since it bolts on to your existing crankset, there is no need to buy new cranks or change bottom brackets. It is also lightweight which makes it a great option for cyclists looking to minimize added weight.

 

Options For This Power Meter

Chainline and BCD: This power meter is available in the following versions:

  • 1X Boost | 104 BCD
  • 1X Standard | 104 BCD

The 1X Boost version is most common and is used on bikes that currently have 3 mm offset direct mount chainrings. These bikes usually feature 52 mm chainlines and 148 mm rear hubs.

Compatibility

Crankset: The Sigeyi ROTOR MTB Power Meter is compatible with any ROTOR crankset that uses a direct mount splined interface. This includes the KAPIC Carbon, KAPIC and R-Hawk cranks for MTB.

Chainrings: This power meter requires a 104 BCD 4-bolt MTB chainring (which is different than the direct mount chainrings found on many ROTOR MTB cranksets). If you don't already have a 4-bolt chainring, we offer several to choose from.

The smallest chainring you can use on a Sigeyi MTB power meter is a 30T round or 32T oval.

Sigeyi AXO ROTOR MTB Specs

NameSigeyi ROTOR MTB Power Meter
Bike TypeMTB
Location of Power MeasurementSpider
Left or Both Legs MeasuredBoth
Independent Left/Right MeasurementYes - Power Balance
InstallationMore involved (60 min. estimated)
Chainring Configuration1X or 2X
Speeds11- or 12-speed
Chainline SpacingStandard, Boost or Super Boost
Communication ProtocolANT+ and Bluetooth SMART
Claimed Accuracy+/- 1.0%
Active Temperature CompensationNo (however features Auto Zero)
Weight83 grams
Battery TypeRechargeable
Battery Life300 hours
Method of Cadence MeasurementAccelerometer
BCD104
Warranty2 years

In the Box

  • Sigeyi power meter
  • Charging cable
  • User's manual
  • Decals: Black, Red, Green, Silver, Blue

Tools Needed for Installation

You will need the following tools for installation of this product. You can purchase many of these commonly used tools in our store.

  • 10 mm Allen key
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