About this product
Astro Essentials M48 Extension Tube Set (4mm, 5mm, 6mm, 7mm, 8mm & 9mm)
A handy, good value, nicely made set of shorter M48 extension tubes: 4mm, 5mm, 6mm, 7mm, 8mm & 9mm.
These are suitable for use with a wide variety of M48-threaded equipment and can be used singly or in combination to achieve your desired back focus.
39mm total back focus when all extensions used.
Black anodised Aluminium.
M48x0.75 male thread at one end and M48x0.75 female thread at the other.
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