A T2 thread, also written T-2, has a diameter of 42mm and a thread pitch of 0.75mm. It is also sometimes written as M42x0.75.
The low pitch distinguishes it from other M42 threads.
TS Optics
T2 quick-release connector with 360° rotation, length 5.5mm
$ 58.00
ready for shipping in 24
h
TS Optics
Tilting Collimator T2
RRP:
$ 56.00
Our price:
$ 53.00
ready for shipping in 24
h
DayStar
Interference Eliminator T2
RRP:
$ 316.00
Our price:
$ 272.00
ready for shipping in 3-6
months