Product Overview

This 6-hole telescope guiding ring is made of premium aluminum alloy, designed for astronomical guiding and astrophotography setups. It fits optical devices with 20-40mm diameter, featuring a widened thickened ring body for stable mounting. The 6-hole structure supports flexible installation with various telescope bases and mounting accessories.

Detailed Specifications

Material: Aluminum (all-metal construction)
Compatible diameter range: 20-40mm
Inner diameter: 40mm
Outer diameter: 49mm
Ring width: 14mm
Ring thickness: 4.5mm
Hole details: 6.5mm through holes, flat-side M6 screw holes, flat-side 1/4" screw hole
M6 screw length: 15mm
Color: Red
Net weight (single ring): 21g
Gross weight: 66g

Design Details

M6 locking screws are equipped with non-slip protective tips to prevent scratching your telescope tube during tightening.
The bottom mounting surface adopts a flat (non-curved) design, which ensures a tight fit with mounting bases and eliminates wobbling after installation.
14mm widened ring body provides a larger contact area, delivering firmer and more reliable holding performance.
Thickened all-aluminum structure offers high rigidity and excellent durability, not easy to deform under long-term use.

Package Contents

1 x Telescope guiding ring
3 x M6 screws
1 x 1/4 inch screw

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On Nov 14, 2026 at 10:52:02 PST, seller added the following information: