"locking" - key terms from Wikipedia

automatic locking	differentials
bolt locking
brian locking
central locking
cpu locking
double locking
double locking	tremolo
fender deluxe locking
file locking
floyd rose locking
integrated locking	mechanisms
locking
locking	block
locking	carabiners
locking	chip
locking	connectors
locking	differential
locking	differentials
locking	face
locking	forceps
locking	gas
locking	hardware
locking	knives
locking	lever
locking	lug
locking	lugs
locking	mechanism
locking	mechanisms
locking	model
locking	pins
locking	pliers
locking	rear
locking	rear differential
locking	retractor
locking	road
locking	sectors
locking	tooth
locking	tremolo
locking	tremolo system
mandatory locking
modular locking
no sim locking
opportunistic locking
optimistic locking
page locking
pessimistic locking
region locking
sim locking	laws
tidal locking
use locking	differentials