Industrial Needle Plate # 143169. (Heavy Duty) Large Oblong Hole for heavy duty sewing.
Use with feed dog # 149165.
For Singer industrial models 31-15, 44, 95 and 96 class, 196K, 241 and 251 class, 245, 331K, 400W, 451K, 600A, 600W, also many 31 type--Brother, Consew, Juki, Rex and most other lockstitch machines. For regular sewing.
