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Orion 7371 100mm ID Telescope Tube Rings
Set of two 100mm inside diameter cast-aluminum telescope tube rings with quick-release hinged clamp knobs and felt lining
One ring has 14-20 piggyback camera adapter the other tube ring has a threaded 14-20 hole
Sold in sets of two telescope tube rings with mounting bolts included
Use with any Orion equatorial or altazimuth telescope mount - use with some mounts may require a tube ring mounting plate sold separately
Inside diameter of each tube ring is 100mm - works with 100mm diameter telescope optical tubes
