Rim Locks - Standard Security UNION offer a range of standard security rim lock cases 1026 / L1026 - Narrow Stile Cylinder Night Latch 1027 / L1027 - Narrow Stile Cylinder Night Latch 1028 / L1028 - Standard Stile Cylinder Night Latch 1148 / L1148 - Cylinder Deadlock 1158 / L1158 - Cylinder Roller Bolt Deadlock 1X1 - Rim Cylinder