Astrozap Dust cover for 20" Telescopes or Dew Shields

Dust cover for 20" Telescopes or Dew Shields Made from breathable black fabric. Note that each dust covers allow for up to 3 additional inches of diameter; for example, a dust cover for an 8 inch tube or dew shield allows for up to 10 inch diameter tube fit. For truss tube telescopes, Shroud & Dust Cover combinations completely cover and protect the optics from dust and bugs. Made in the USA! Sizes: Dust cover for 6" Telescopes or Dew Shields Dust cover for 8" Telescopes or Dew Shields Dust cover for 10" Telescopes or Dew Shields Dust cover for 12" Telescopes or Dew Shields Dust cover for 14" Telescopes or Dew Shields Dust cover for 16" Telescopes or Dew Shields Dust cover for 18" Telescopes or Dew Shields Dust cover for 20" Telescopes or Dew Shields