Chuck Roll is located in the dorsal region. Based on the four first dorsal hemi-vertebrae and their corresponding rib ends. Main muscle planes: M. trapezius thoracis, M. rhomboides, M. splenius, M. longissimus dorsi, M. illiocostalis, M. multifidus dorsi.
Points requiring specification:
- Rip number and location
- Ventral limit
- Ligamentum-nuchae retained
- Fat trim
Blade Oyster (Oyster Blade) / Marucha
USA NAMP
114 D
Blade Oyster is located on the blade bone and it's complementary cartilage below the blade ridge and composed by the M. infraspinatus.
Points requiring specification:
- Fat trim
- Periostium removed
Shin / Brazuelo
USA NAMP
117
Shin is located in the forearm, based on the humerus, ulna and radius, and corpus.
Main muscles are the M. biceps brachii, M. coracobrachialis and carpal flexors and extensors.
Chuck Tender / Chingolo
USA NAMP
116 B
Chuck Tender is a conical shaped muscle (M. supraspinatus) lying lateral to the blade bone on the cranial side of the blade ridge.
Points requiring specification:
- Fat trim
- Connective tissue removed
Shoulder Clod / Carnaza de paleta
USA NAMP
114
Located in the arm (brachial) region, based on the humerus, scapula, ulna and radius. Main muscle planes: M. tensor antebrachii, M. anconaeus and M. cutaneus trunci.
