Starizona 4.2mm Filter Slider Adapter
| Availability: | More on the Way to us |
| Delivery time: | Special Order |
This adapter adds 4.2mm to your Starizona Filter Slider making it 21.7mm in total length, compensating for the .7mm that a standard Filter adds to your backfocus. This should be used to replace a 21mm ZWOT-to-T adapter with the Starizona Filter Slider