
2x Chainrings
Oval Q RINGS® & Round options
1x Chainrings
Oval Q RINGS® & Round options



Your power, your goals
INpower® ROAD is an easy to use solution to get started training with watts and has reliable axle integrated power measurement technology. Precisely record your power data to improve your cycling performance and reach your training goals.
Getting started training with watts helps you understand how to control the power you deliver in each pedal stroke and is the best improvement to go further and faster with less effort.



Read more about our power meters technology

Technical specifications
Weight
606 g
(172.5 mm crank arms)
Crank length
165 | 170 | 172.5 | 175
Axle
30 mm
Material
Alu 7055 CNC Machined
Q-Factor
147.5 g
Chainline
43.5 mm
Measurement type
Right-left independent
Power meter measurement
Power
Cadence
Balance
Torque 360
OCA (Optimum Chainring Angle)
Method of cadence measurement
Accelerometer
Power accuracy
+/- 1.5%
Battery life
250 hours (Riding time)
Battery specifications
Rechargeable Li-ion + USB cable
Communication protocol
ANT+™ 2.4 Ghz
Bluetooth® Smart
Water resistance
IPX7
Strain gauges
4 pair of gauges
APP
ROTOR Power (Available on the App Store & Google Play)
Software setup
ROTOR Power User
Analisys software
Compatible with most analysis software
We recommend https://www.trainingpeaks.com/ROTOR
Head unit
Not included.
ANT+™& Bluetooth® Smart compatible
Bottom Bracket compatibility




BSA
Thread 1.37” x 24TPI
68 mm
ROTOR BB compatible: BSA30
ITA
Thread 36 mm x 24T
70 mm
ROTOR BB compatible: ITA30
BB30
42 mm
68 mm
ROTOR BB compatible: BB30 Bearings Set
BB30A
42 mm
73 mm
ROTOR BB compatible: BB30 Bearings Set
BB30-83 Ai
42 mm
83 mm
Not compatible
BB86
41 mm
86.5 mm
ROTOR BB compatible: PF4130
BB90
37 mm
90 mm
Not compatible
BB386
46 mm
86.5 mm
ROTOR BB compatible: PF4630 or UBB4630 386
BBRight
46 mm
79 mm
ROTOR BB compatible: PF4630 or UBB4630 BBRight
OSBB
46 mm
41.5 mm
ROTOR BB compatible: PF4630 or UBB4630 PF30
PF30
46 mm
68 mm
ROTOR BB compatible: PF4630 or UBB4630 PF30
PF30A
46 mm
73 mm
ROTOR BB compatible: PF4630 or UBB4630 BBRight
PF30-83 Ai
46 mm
83 mm
Not compatible
T47 External Bearings
Thread 47 mm
68 mm
ROTOR BB compatible: T4730 External
T47 Internal Bearings
Thread 47 mm
85.5-86.5 mm
ROTOR BB compatible: T4730 Internal
ThreadFit 82.5 / T45
Thread 45 mm
82.5 mm
Necessary specific Colnago ThreadFit 82.5 BB (30 mm axle compatible)
