Cycling practice tension belt disc fitness ball bike belt wheel disc fitness equipment for indoor cycling gym home

Description: 【Excellent Material】: This bike belt dashboard is made of safe and durable polypropylene material, with high stability, strength, and reliable performance. 【Easy to Replace】: The bike belt tension disc is easy to install and use. 【Replacement Accessories】: This dynamic bike belt wheel disc is made of high-quality polypropylene material and can withstand high-intensity training. It is a necessary accessory for indoor cycling enthusiasts. 【Smooth and Efficient】: The fitness bike part relies on a belt drive design to ensure smooth and efficient operation during exercise. 【Function】: The fixed belt drive disc for fitness bikes is great for enhancing indoor cycling or fitness experience. Specifications: Materials: Polypropylene iron Patterned Size: 155PJ: Outer diameter: 15.5 cm / 6.10 inches Central hole: 1.7 cm / 0.67 inches 160PJ: Outer diameter: 16 cm / 6.30 inches Central hole: 1.7 cm / 0.67 inches Included in the package: 1 bike belt drive disc for training Note: Please allow slight errors due to manual measurement and different screens.