Inpower 3d+ SpiderMount is the most affordable powermeter of the Rotor line, and it's including the DirectMount technology.
Power is measured on one side (balance is available with 2Inpower).
The 30mm axle is ultra stiff and allows to locate the weight into the spindle (better than when moving into arms or pedals)
Connect your Garmin or other ANT+ device.
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|For Frames:||BSA, ITA, PF30, BB386EVO, BBRIGHT, BB86|
|Number of holes||4|
|What's in the box :||Cranks arms, axle , 4 arms spider, bolts, chainrings (option)|
Inpower software is available for free and will allow you to measure your OCA (angle of your dead point). Then, it'll let you know which OCP (position) you need on your spidering.
Chainring compatibility: AXS 12S (48/35 and 50/37 AXS), Shimano 11 & 12S (other chainrings)
Weight: 172.5mm length 510 g
Sizes: 165/170/172.5/175 mm