The SRM Rotor 3D PowerMeter is a well-loved classic. Durable and with an incredible stiffness to weight ratio thanks to Rotor´s “Trinity Drilling Process”.
With its 24mm spindle, the Rotor 3D is compatible with standard BSA as well as press-fit BB90 frames.
The SRM 7th Gen. PowerMeter can be chosen in the rechargeable version or with the durable battery.
Depending on your favorite chainring size you can choose between the compact or the standard PowerMeter.
The compact version is compatible with 50/34, 52/36 and 53/39 chainrings.
The standard version is compatible with 53/39, 54/42 and 55/42 chainrings.
*Delivered chainrings might differ from the picture
Shown pictures are for illustration purposes only. Actual product may vary due to product enhancement.