3.63" overall. Red aluminum handles. Can be assembled with 1-12 keys. M3 bolts converter. 18 pieces of 0.5 mm synthetic polymer spacers to minimize friction between the keys. Inkless pen (writes in a light gray similar to a 9H pencil). Lockable folding stainless steel comb. Handyman tool (spanner, spoke keys, #3, 4, 5, 6, 8mm hex bits, Philips screwdriver, tool bit, bottle opener, pry bar). Key loop strap to attach car fobs. Boxed.