Orion - 298mm ID Tube Rings

  • Set of two cast-aluminum telescope tube rings with 298mm inside-diameter, quick-release hinged clamp knobs and felt lining
  • Use these tube rings to attach an Orion 254mm f/4.7 reflector telescope optical tube assembly to a mount or dovetail mounting plate
  • One tube ring has 1/4"-20 piggyback camera adapter; the other has threaded 1/4"-20 hole
  • For use with 10" (254mm) f/4.7 reflector optical tube assembly. Not compatible with Orion 10" f/3.9 Newtonian Astrograph Reflector. 
  • Mounting bolts and washers are included

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