Fits 16g (1.2mm), 14g (1.6mm) Externally threaded Labret, Barbell, Horseshoe Body Jewelry etc. Threading: Externally Threaded. Gauge: 14g (1.6mm), 16g (1.2mm) shaft. Spike Size: 2x2mm, 2.5x2.5mm, 3x3mm, 4x4mm, 5x5mm.
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