・■ROAD component “ULTEGRA” series 2x12-speed crankset. ■Optimizes all aspects of stiffness, strength, weight, and rotational performance. ■Hollow Glide structure reduces weight while maintaining strength, achieving superior power transmission and faster, more accurate front shifting. ■For front double, compatible with rear 12-speed. ※Bottom bracket sold separately. FC-R8100 46-36T Specifications ■Chainring combination: 46/36T ■Crank length: 160, 165, 170, 172.5, 175mm ■Compatible chain: HG 12-speed ■PCD: 110mm ■Chainline: 44.5mm ■Q-factor: 148mm ■Axle type: 24mm ■Recommended BB: SM-BBR60, SM-BB72-41B ■Compatible BB shell width: 68mm, 70mm
【Voltage Compatibility】
When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.
【Plug Type】
Our products use Japanese plug types (A or B type).
Please use a conversion adapter if necessary.
【Important Note on Transformers and Adapters】
A transformer adjusts voltage to match your device's requirements.
A conversion adapter only changes the plug shape and does not adjust voltage.
Using only a conversion adapter without a transformer may result in damage to the product.
【Liability】
We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.
No-delivery refund
