Blue Fireball 1.25" Extension Tube with 2.2" Extension # X-02

Our Price: $22.95
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Out of Stock
Availability: Item has been discontinued by the manufacturer
Our Product ID: ZZPAAR-ZZBF-X-02
Manufacturer SKU: X-02
Item Can Ship: Worldwide
Blue Fireball 1.25" Extension Tube with 2.2" Extension  # X-02

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Product Details


  • Adds 57mm (2.24") of back-focus travel to your telescope focuser *
  • Fits standard 1.25" eyepiece tubes in telescopes and accessories like diagonals
  • With this, eyepieces and accessories that you may not have been able to use because your telescope tube was too short are usable again


  • Precision machined from aluminum and black anodized
  • Threaded to accept standard 1.25" astronomy filters


  • Total Length = 3.3" (84mm)
  • Outside Length of Upper 1.25" Barrel = 2.24" (57mm)
  • Inside Length of Upper 1.25" Barrel = 2.06" (52.2mm) *
  • Length of Lower 1.25" Barrel = 1.04" (26.3mm)
  • Thread Specification (Telescope End) = M28.5x0.6 Female
  • Thread Specification (Thumbscrew) = M4 Male
  • Weight = 2.8oz (79g)