Peacock Feather Industrial Barbell. Great color and just the right amount of sparkle with the beautiful blue and green swarovski crystals. Three industrial bar sizes included so this industrial jewelry is sure to fit your industrial piercing size. 14 GA. 316L Surgical Steel material. Includes 3 barbell lengths: 1-1/2", 1-3/8", 1-1/4". Also comes with four 4mm steel balls