This item is prepared as described in Item No. 413A, except the entire infraspinatus, supraspinatus, latissimus dorsi and trapezius muscles shall be excluded. The belly shall be excluded immediately ventral to the longissimus and gluteus medius. The iliocostalis and the obliquus internus abdominis muscles shall also be excluded.

Powdered wheat gluten or other binding agents may be used to bind the boned surface of each half of the netted or tied loin together. Purchaser may specify a type of binder to be used. The use of all binding agents and their application shall be in accordance with FSIS regulations. When binding agents other than heat gluten are used. See item 412 for purchaser belly removal options.