The Townsteel TRX-L-84-630 Ligature Resistant Cylindrical Lever Lockset Classroom Function Anti Ligature Lock In a Satin Stainless Steel Finish 630. The TRX-L-84 Has a Single Cylinder With Schlage C Cylinder Keyed random, Clutched Levers, This Is a Grade 1 Cylindrical Ligature Resistant Lever Lockset In a Classroom Function. Townsteel TRX Locks With Outside Clutching Lever Protects Lock Against Abuse. For Use In Institutions, Behavioral Health/Psychiatric Care Units, and Detention Facilities.