ASToptics
M42 FILTER SLIDER SYSTEM (1.25") + TRIPOD INTERFACE
$ 244.00
ready for shipping in 3-5
weeks
Geoptik
T2 adapter for Canon EOS lenses
$ 163.00
ready for shipping in 3-5
weeks
Baader
C-Mount/Canon EOS
$ 100.00
ready for shipping in 1-2
weeks