Bino plate with recess for Acra mount plate at bottom. Integrated slots for straps to hold binos down. Printed with PLA and 6 walls 25% infill, very rigid. Insure that you print the plate upside down that the recess is on top.
The author remixed this model.
Replaced bungy holes with 1" Velcro slots. Also can use gear straps like shown pictured on a set of Vortex Kiabab Binos.