The inner diameter of the tube rings is 102 mm for Telescopes between 48 to 100mm tube diameter can be mounted adjustable.
The adjustment crews have teflon inlays for avoiding unaesthetic scratches and pressure marks on the telescope while still ensuring reliable clamping.
Solid metal guide scope rings for compact telescopes and finders with flat support surface and knurled metal screws.
At the base, the rings have a flat surface with four female M6 threads (Inner pair 20 mm - outer pair 38 mm) for easy adaption to dovetail bars or dovetail clamps. Big screws with maximum grip allow easy use - even with gloves.
Set: pair of two tube rings made of metal.The Astromania guide scope rings are suitable for small and medium-sized guiding telescopes.Ideal for astrophotography for mounting a guide scope parallel to the main telescope.
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