... 6 iron or brass keys. Racing cylinder specification:Lock body length: 85mm.Keys thickness: 2mm.Beatiful and durable,novel design.Mutual opening rate ... houses and other places.Brass racing cylinder size:65mm, 70mm, 75mm, 80mm, 85mm, 90mm, 95mm, 100mm, 105mm, 110mm. 85mm security lock key lock Brass mortise cylinder ...