| 1. | Base with rectangular concave guide . dimensions 90表座.尺寸 |
| 2. | Base with 55 concave guide . dimensions 55凹形表座.尺寸 |
| 3. | Base with 55 convex guide . dimensions 55凸形表座.尺寸 |
| 4. | Base with v - slot bottom . dimensions V形槽表座.尺寸 |
| 5. | Base with flat bottom . dimensions 平底表座.尺寸 |
| 6. | Comes standard with universal handlebar and sensor mounts for quick , easy set - up 通用表座,适合任何车把,方便拆装。 |
| 7. | Base with slot . dimensions 工字形表座.尺寸 |
| 8. | Square base . dimensions 方形表座.尺寸 |