JJC TR-1 tripod mount ring replaces Canon
Tripod Mount Ring A-2 is the tripod collar for
the EF 70-200mm f/4L (IS and non-IS versions)
lens. By adding a tripod collar to your lens you
can achieve better balancing on a tripod. In
addition, rotating the camera will now be much
easier and faster.
EF 70-200mm f/4L
EF 70-200mm f/4L IS