William Optics ~4" Diameter Extension Tube with 2" Extension for FLT Series Refractors # P-EXFLT

Our Price: $60.00
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In Stock (2 Available)
Ships by Next Business Day
Manufacturer SKU: P-EXFLT
Item Can Ship: Worldwide
William Optics ~4" Diameter Extension Tube with 2" Extension for FLT Series Refractors # P-EXFLT

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Product Details

This practical extension # P-EXFLT is very useful if you use a CCD or need more drawtube extension without any flexing for William Optics' FLT 110 and FLT 132 telescopes. Fully anodized, and compatible with other similar telescopes. Male & female thread. Fits William Optics' TMB field flattener for FLT. To mount on the telescope, simply remove the 2" nosepiece adapter from the scope and thread the extender in.

Please note that the manufactutrer refers to this item as a "4in. Extension" although neither the tube diameter nor the extension provided is 4".


  • Outside diameter = 96.8mm (3.81")
  • Total length = 58mm (2.28")
  • Extension provided = 50mm (1.97")