Innovative Mechanical Performance
The Hydra Fitness Exchange is an engineered system that redefines the user experience on your stationary bike. With its sleek design and precision-crafted components, this pedal crank arm works seamlessly alongside your S15i or S22i stationery bicycle.

Advanced Mechanics for Maximum Efficiency
Our patented technology combines a durable steel construction with a high-strength alloy crank arm, allowing for effortless pedaling and reduced fatigue. The specially designed hardware ensures precise leverage and optimal torque output, giving you the edge to push yourself to new heights.

Enhanced Performance and Durability
The Hydra Fitness Exchange system is built to withstand heavy use, featuring a ruggedized design that can handle even the toughest riding conditions. With its low maintenance requirements and increased durability, you can focus on what matters most - pushing your limits and achieving your fitness goals.

Upgrade Your Stationary Bike Experience