Gender changer. Allows you to convert a female SCT thread into a male SCT thread (thread specification 2"x24TPI). Has a knurled grip in the center with a very short optical length of 1mm, and male SCT threads on either side.
This versatile adapter also features a standard 2" filter thread (thread specification is actually M48x0.75) all the way through on the inside. Hence, this item can also be used as a 48mm female-female adapter (gender changer) or even as an SCT male to M48 female thread adapter.
Made of black anodized aluminum. Maximum outside diameter = 55mm (2.17"). Total length is 7mm (0.28").Blue Fireball part number: G-SM