915 Generation 2 Inch M42 Extension Tube Kit 5/10/15/30Mm M42X0.75 On Both

Product details are as follows

Features:
1, Fully metal construction and anodizing aluminium process, durable for long time use.
2, M42x0.75 on both sides, eliminates a range of focusing problems
3, The required spacing can be achieved by combining several extenders of differing lengths
4, This extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners
5, The extension tube has a M42 interior thread and a M42 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems.
6, Type: Astronomical M42 * 0.75 thread Extension Tube
7, Male thread: M42 * 0.75mm
8, Female thread: M42 * 0.75mm
9, Color: Black
10, Net Weight: 72.9g / 2.57oz
11, Length: 5mm 10mm 15mm 30mm
SIZE: M42 2inch
Material: aluminum
Package include:
4 * M42 * 0.75 Thread Extension Tube(5mm,10mmm,15mmm,30mm)
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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