View Single Post
  #2  
Old 21-10-2014, 11:02 AM
Merlin66's Avatar
Merlin66 (Ken)
Registered User

Merlin66 is offline
 
Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,904
Dunk,
Haven't seen them in Oz...
They are usually called T thread locking rings, I got mine from Telescope Service while working in Europe.
Reply With Quote