Surgical Steel Circular Barbells in different gauges

1.2x6mmx2mm, 1.2x6mmx2.5mm, 1.2x6mmx3mm, 1.2x8mmx2mm, 1.2x8mmx2.5mm, 1.2x8mmx3mm, 1.2x8mmx4mm, 1.2x10mmx2.5mm, 1.2x10mmx3mm, 1.2x10mmx4mm, 1.2x12mmx3mm, 1.2x12mmx4mm, 1.2x12mmx5mm, 1.2x14mmx4mm, 1.2x14mmx5mm, 1.2x14mmx6mm, 1.2x16mmx5mm, 1.2x16mmx6mm, 1.6x6mmx3mm, 1.6x8mmx3mm, 1.6x8mmx4mm, 1.6x10mmx3mm, 1.6x12mmx3mm, 1.6x12mmx4mm, 1.6x12mmx5mm, 1.6x14mmx4mm, 1.6x14mmx5mm, 1.6x14mmx6mm, 1.6x16mmx5mm, 1.6x16mmx6mm, 1.6x19mmx5mm, 1.6x19mmx6mm