Officially licensed Sons of Anarchy industrial barbell. You can hear the hum of the motorcycles coming from miles away. Stainless steel barbell with S.O.A. logo. Sons of Anarchy body jewelry.. Specifications: 14 Gauge (1.6mm), 1 3/8″ (35mm), 316L Surgical Grade Stainless Steel. 14 Gauge Officially licensed Sons of Anarchy S.O.A. Industrial Barbell