Vintage bone saddle blank for Martin® style guitars. 3/32" X .470" X 4.2" (2.4mm X 12mm X 108mm) Oversize on length at 4.2 . This will make a Martin style short saddle or a long through saddle.
These will finish at Martin thickness of 3/32 " . If your bridge has been modified for a 1/8 " slot you will want to purchase a Taylor style saddle blank.