FSA

KFX ISIS eBike Armset

The FSA KFX ISIS eBike Armset delivers dependable performance and long-lasting strength for high-torque eBike systems. Built from lightweight yet durable alloy, these crankarms balance stiffness and reliability to handle the added demands of electric-assist riding.

Designed for compatibility with ISIS drive interfaces, the KFX armset is an ideal replacement option for riders looking to restore smooth, efficient power transfer without unnecessary weight. The precision fit ensures consistent engagement and a solid pedaling feel, whether on daily commutes or demanding trail rides.

• Durable alloy construction built to handle eBike torque and power
• ISIS interface provides a secure connection and efficient power transfer
• Lightweight design maintains performance without adding bulk
• Reliable replacement option for restoring drivetrain performance on compatible eBikes

The FSA KFX ISIS eBike Armset is a straightforward, high-quality solution for riders who expect dependable performance and a clean, confident pedal stroke from their eBike drivetrain.