2.5" Newtonian Telescope Secondary Mirror Holder - Replacement Part for Astronomy & Stargazing Accessories
$23.1
$42
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Description
Description
2.5"
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50%. They utilize set screws for adjustment and the proper size hex key is supplied. Shown at left in the above photo.
