For adding support when mounting JMI EV, NGF (1.25" and 2") or RCF focusers on Sonotube (cardboard) or wooden optical tubes. (Will not work with the EV-75 Upgrade.) The plates can be easily curved or flattened as needed.
|Name||JMI - Focuser Backup Plate - Flat|
|Manufacturer||Jims Mobile, Inc. (JMI)|
|Manufacturer Part No||ADPTBUPF|