TSA-approved luggage lock enables screeners with the ability to inspect and relock luggage without damaging lock.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit. Set your own three-digit combination lock for luggage, tool chests, storage case and more Features a unique side window for easy combination viewing Lock is constructed with a metal body for durability and steel shackle for resistance to abuse from baggage handling equipment 1-3/16 in. (30 mm) wide lock body; 1/8 in. (3 mm) diameter shackle with 3/4 in. (19 mm) length, 1/2 in. (13 mm) width