A flexible rubber donut adapter to use with lenses
from small to large diameters (62-143mm),
for use with LMB 4x5 swing-away tilt module
or with lenses where lenselements are extending.
The LMB 4x5 15 mm LWS console can be mounted either
on top or at the bottom.
Compatible with LMB-25, LMB-5, LMB-15