NEW! Grass 4903-001 (1203) Cabinet Hinge / 3000 SERIES / RARE / MADE IN AUSTRIA
These are from the 4000/3000 series of Grass hinges made in Austria. This is like the 1203/3903 hinge but with the twist lock cup with 170 degrees of rotation. If I don't have a product or answer I can possible point you in the right direction.