Southco Flush Door Latch - Key LockingFlush Door Latch Key Locking Internally contained actuation handle creates a flush profile on thin panel doors to eliminate snags and permit doors to fit completely into recessed pockets. Available in multiple finishes and with curved or angled contours to satisfy most design formats. Fully sealed ProFlush model provides a watertight fit and other advantages. Features: Flush Entry Door Latch Key Locking Standard Design Fits 12. 7 (. 50 in) Door