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Collimation Tools

1 Item
Apertura Secondary Mirror Collimation Knobs

Apertura Secondary Mirror Collimation Knobs - CK

SKU: APT-CK
  • Set of three Apertura Secondary Mirror Collimation Knobs
  • Replaces the secondary collimation screws included with Apertura Dobsonian telescopes
  • Facilitates quick and easy Dobsonian collimation
  • Requires no tools thereby preventing your telescope from acquiring damage
$12.95