Southco Flush Sliding Door Latch - Square - Aluminum [MF-01-110-60]Flush Sliding Door Latch Square Aluminum Features: Allows for 100 150mm (4 6) more door travel than traditional sliding door lock styles Safety lock prevents the door from being locked from the inside. To activate: turn the key clockwise and remove Shipped with striker and two keys Locks can be matched to other SOUTHCO deck latches Color Appearance: Bright Access Restriction: Key Locking Sealed: No Gasketed: No Door Thickness Range: 10. 000 12. 700mm