This is a New Needle / Throat Plate # A1115-334-0B0 / A1115-334-OBO that fits the following models. This Needle Plate will only work with the matching Feed Dog so please verify you have the right Feed Dog before ordering 

Matching Feed Dog # A1642-534-D00 (Front) and A1627-634-D00 (Back).

for JUKI MODELS - MO634, MO634D, MO634DE, MO644D, MO654DE, MO655, MO655DE.