supplier for key switch for roller shutters, garage doors, etcs., with stable quality and best factory prices. with 3keys.

supplier for key switch for roller shutters, garage doors, etcs., with stable quality and best factory prices

1 set key switch has 3 keys 

it can be random keys and keyed alike. just according to customers' requirment.

it is square.

Key switch(old type/the first type)