... (4) type : double cylinder lock 1. material : solid brass 2. pin : 5 pins or 6 pins3. key : brass keys, ... box,single blister card,double blister card8. Type : double cylinder,single blister,oval cylinder,bathroom cylinderWe warmly welcome ... key, computer key Material brass body , brass core packing white box, color box, blister cardunit pricebased on FOB Shanghai Chrome plated brass double cylinder ...