| Vernier  | 
 | 
| Black Anodize | |
| Part | Description | Graduations | Range in degrees | Vernier Reading | Material | |
|---|---|---|---|---|---|---|
| Buy | View | Vernier | 0-360 | 2024-T4 Aluminum | ||
| HAA-V1-1 | Vernier | 180 in 2 degree steps | 0-360 | 12' | 2024-T4 Aluminum | |
| HAA-V1-2 | Vernier | 180 in 2 degree steps | 0-360 | 12' | 2024-T4 Aluminum | |
| HAA-V1-3 | Vernier | 360 in 1 degree steps | 0-360 | 6' | 2024-T4 Aluminum | |
| HAA-V1-4 | Vernier | 360 in 1 degree steps | 0-360 | 6' | 2024-T4 Aluminum | |