This CRL 6″ x 10″ Glass Door Center Lock with Deadlatch in Passage Lock Function installs easily without requiring the use of bolts, silicone, or cement. It is stocked in five attractive finishes for use with 1/2 inch (12 millimeter) heavy glass doors. Extra gaskets are available for use with 3/8 inch (10 millimeter) glass doors. The operation of the lock varies with the lock function. Custom designed locks with a variety of options are available on special order by contacting CRL Technical Sales.