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Orion 298 mm ID Tube Rings - 11.7" - 07377

SKU: ORI-07377

Orion 298mm ID Tube Rings

298mm ID Orion Telescope Tube Rings allow you to securely attach a similarly sized telescope optical tube to any Orion Equatorial or Altazimuth telescope mount. These 298mm (11.73”) ID tube rings are made of cast-aluminum and feature quick-release, hinged clamp knobs and a soft felt lining. One ring has a 1/4"-20 piggyback camera adapter, while the other has a threaded 1/4"-20 hole. For use with the Orion Atlas 10 reflector, the Orion 254mm f/4.7 OTA or similarly sized optical tube assemblies. Set of two rings with necessary mounting bolts and washers are included.

Tube Ring Reference Guide

Item Number Ring Inside Diameter (ID) Rings Fit
07369 76 mm (3.0") Orion Observer 70 refractor telescope
07370 90 mm (3.5") Orion AstroView/Explorer 90 Refractor Telescopes, Orion ShortTube 80 Refractor Telescope, 80mm f/11 telescope optical tube assembly
07371 100 mm (3.9") Orion AstroView 100 Refractor Telescope, StarMax 90, Orion SkyView Pro 100mm Refractor Telescopes, Orion 80mm ED Refractor Telescopes, 100mm f/6 telescope optical tube assembly
07372 116 mm (4.6") Orion Apex 102 Maksutov-Cassegrain Telescope, Orion AstroView 120/120ST Refractor Telescopes, 120mm f/5.0 and f/8.3 telescope optical tube assemblies
07373 140 mm (5.5") Orion ShortTube 4.5 Reflector Telescope, Orion StarBlast 4.5 Astro Reflector Telescope
07374 144 mm (5.67") Orion Apex/StarMax 127 Maksutov-Cassegrain telescopes, Orion SkyView Pro 127 Maksutov-Cassegrain
07375 182 mm (7.2") Orion SkyView Pro 6 and 6LT reflector telescopes, 150mm f/8.0 telescope optical tube assembly
07376 235 mm (9.25") Orion SkyView Pro 8 Reflector Telescope, Orion Atlas 8 Reflector Telescope, 203 mm f/4.9 telescope optical tube assembly
07377 298 mm (11.7") Orion Atlas 10 Reflector Telescope, 254mm f/4.7 telescope optical tube assembly