Orion Telescope Tube Rings, 235mm ID

These cast-aluminum rings feature quick-release, hinged clamp knobs and felt lining. They are designed for use with the Orion EQ-1, EQ-2, EQ-3, or AZ-3 mounts, and may fit some other mounts as well. One of the two rings in each set has a 1/4″-20 piggyback camera adapter on it, the other has a threaded 1/4″-20 hole. Sold in sets of two rings. Mounting bolts and washers are included. Inside diameter (i.d.) is listed. One-year limited warranty.

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