BA35FL—Base 3.5" flat with leveling screws
Flat base with leveling screws for 3.5″ diameter Feather Touch focuser
Outside dimension is 6″ square
Base comes complete with all mounting hardware.
The base has a mounting hole pattern of 5.25″ to center.
This base threads into our tube adapter ring, (A35-503-TMB) which has M138x1 threads that goes with our 3.5″ Feather Touch Focuser and must be purchased separately.