![](https://img.alicdn.com/imgextra/i4/391731485/TB2oLaGjXXXXXatXXXXXXXXXXXX_!!391731485.gif)
Supports heart rate sensors of many brands such as Bai Rui Teng, Jia Ming Walker, Maijin Black Bird, igpsport, etc.
Note: This style is only a single strap(Without sensor), It is suitable for the use of 45MM between the two holes, and it can be measured by itself if it is uncertain.
![](https://img.alicdn.com/imgextra/i1/391731485/TB2IXZInTtYBeNjy1XdXXXXyVXa_!!391731485.png)
![](https://img.alicdn.com/imgextra/i1/391731485/TB2rarKnStYBeNjSspaXXaOOFXa_!!391731485.png)
![](https://img.alicdn.com/imgextra/i1/391731485/TB29xYCnStYBeNjSspkXXbU8VXa_!!391731485.png)
![](https://img.alicdn.com/imgextra/i1/391731485/TB2_DyrnKySBuNjy1zdXXXPxFXa_!!391731485.png)
![](https://img.alicdn.com/imgextra/i2/391731485/TB2LO1hnKSSBuNjy0FlXXbBpVXa_!!391731485.jpg)
![](https://img.alicdn.com/imgextra/i2/391731485/TB2XzRnjXXXXXbAXpXXXXXXXXXX_!!391731485.jpg)