Tubular deadbolt ME155U Used with the CY413 single cylinder with lockable thumbturn and the LC801 tubular deadbolt lock case. Operated from outside the door by a key and inside by the thumbturn. The thumbturn can be locked in place to provide double cylinder security. This product has Abloy NOVEL -lock system. Abloy NOVEL is a factory level lock system. The symmetrical key is light but reversible and durable, thanks to its precision manufacturing. Patented feature AWS (Anti Wear System) is an arrangement in the key and in the cylinder that prolongs the life cycle - ensuring a long and trouble free service life even in extensive use applications. Duplicates are strictly controlled for improved security. Available with several different key systems and surface treatments. UL listed. Specifications Type of product Mechanical bored lockset Platform ABLOY NOVEL Close Downloads ME155U_Data_Sheet_1_ABLOY.pdf (.pdf, 160 kB) Close Cylinder CY410UKey-in-knob cylinder. Abloy NOVEL lock system. Cylinder CY409UKey-in-knob cylinder. Abloy NOVEL lock system. Cylinder CY403URound ANSI cylinder. Abloy NOVEL lock system.