Arcturus 1.25 Screw in Extension (Same as Lumicon LA1010)
1.25 thread spacer/extension tube. Has standard male 1.25 thread on one side and female thread on the other, allowing you to extend the barrel of your 1.25 eyepiece or CCD imager tube by 30mm. Precision machined from aluminum and anodized black. Multiple extenders may be attached to each other inline.