Orion - 140mm ID Tube Rings

  • Set of two cast-aluminum telescope tube rings with quick-release, hinged clamp knobs and felt lining
  • Inside tube ring diameter is 140mm, use with telescope optical tubes up to 140mm in outer diameter
  • Sold in sets of two rings
  • Mounting bolts and washers are included
  • One ring has 1/4"-20 piggyback camera adapter; the other has threaded 1/4"-20 hole

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