TS Optics
T2 extension ring, optical path 20mm
$ 20.90
ready for shipping in 3-7
days
Omegon
20mm extension for 2" Crayford-focuser
$ 19.90
ready for shipping in 24
h
TS Optics
2" extension tube with filter thread on both ends, 20mm optical path
$ 31.90
ready for shipping in 3-7
days
Gerd Neumann jr.
Canon EOS/M48 CTU camera tilting unit
$ 176.00
ready for shipping in 3-5
weeks