30mm. 3-digit, zinc TSA Combination Padlock. Can be opened by customs officers, meaning padlock will not be clipped. Approved for USA customs inspections. Specifications: Body W x H x Th: 30 x 33 x 14mm. Max. shackle W x H: 13 x 19mm. Shackle dia.: 3mm. Weight: 0.08kg.