Omegon
T2 adapter ring, 7mm (female/female)
$ 34.90
ready for shipping in 24
h
TS Optics
Adapter M48 inverting ring
$ 27.90
ready for shipping in 3-7
days
Baader
Adapter Change Ring M54 / S54
$ 78.00
ready for shipping in 1-2
weeks
Baader
Adapter Inverter Ring M54
$ 38.90
ready for shipping in 1-2
weeks