The Hydra Fitness Exchange Tension Control Knob is designed to provide precise control over the tension of your GR3 Indoor Cycling System. This knob allows you to adjust the resistance level, enabling you to customize your workout experience for optimal results.

With its sturdy construction and comfortable grip, this knob feels solid in your hand as you work out on your stationary bike. The smooth-turning mechanism makes it easy to dial in the perfect tension setting, whether you're a beginner or an experienced cyclist.

The Hydra Fitness Exchange Tension Control Knob is compatible with the GR3 Indoor Cycling System, making it the ideal accessory for anyone looking to upgrade their gym experience. Its versatility and ease of use make it a valuable addition to any home fitness setup.

Whether you're working out at home or taking your exercise routine on the go, this knob provides a reliable and effective way to control tension. Its durability and adjustable design ensure that it will remain a trusted companion for years to come. By adding this knob to your GR3 Indoor Cycling System, you'll be able to push yourself harder and longer than ever before.