The ⚀ennea·unqua·massel, or ⚀jack·mass

Quantity	mass
Formal name	⚀ennea·unqua·mass ⚀quaddubcia·hand·mass
Formal abbr	⚀e•u↑msℓ ⚀q②↓hd•ms
Colloquial name	⚀jack·mass
Colloquial abbr	⚀jck·ms
Derivation	90_z ⚀massel 2⁻⁴ ⚀hand·mass
Derivation abbr	90_z ⚀msℓ 2⁻⁴ ⚀hd·ms
TGM equiv	≈ 4 tricia·Maz
TGM equiv abbr	≈ 4 t↓Mz
SI & USC equiv	≈ 59.5898053629801_d gram ≈ 2.1020273837229_d ounce
scaling	01:08:+:01:9.0000