Wood stored for many years;Finely pre-cut blank;Produces a stronger and rounder tone;The amplitudes produced are broader and closer to the vibrations of the top and the sound post;Note on adjusting this bridge model:;The inside of the foot must not exceed the inner line of the bass bar;The outside of the foot may need to be shortened so that it does not protrude more than 2-3 mm beyond the outer edge of the bass bar;There should be 7-8 mm of wood remaining under the A and C strings;Very well selected wood quality;