If you don't have an automatic rotator, these simple camera bubble levels will help orient your camera to 0, 45 or 90 degrees (or 0 or 90 degrees depending on the model).
Each bubble level includes mounting screws, or the existing camera screws can be used to mount the bubble level.
ZWO "Planetary" cameras (non-Pro) (ASI462MC, 290MC/MM, 294MC, 385MC, 178MC/MM, 224MC, 120MC-s, 120MM-s, 174MM, 1600MM, 183MC/MM): Level-ASI62
ZWO ASI1600MM/MC-Pro, ASI533MC-Pro, ASI183MM/MC-Pro, ASI294MM/MC-Pro: Level-ASI78-Tri
ZWO ASI071MC-Pro: Level-ASI86-Tri
ZWO ASI2600MC/MM-Pro, ASI6200MC/MM-pro, ASI2400MC-Pro: Level-ASI90-Tri
QHY163M/C, 183M/C, 174, 178, 290, 224, 550M/C: Level-QHY77
QHY600PH-M/C, 294M/C, 367C, 128C, 247C : Level-QHY90PH-Tri
QHY600L-M/C, 268M/C, 410C: Level-QHY90L-Tri
QHY168C: Level-QHY168
Atik Horizon/Horizon II: Level-Horizon-Tri
Printed in durable, temperature tolerant PETG filament.