The BL 4442 MG pro is a back to back medium – heavy duty lock it comes with an Aluminium latch with a 28mm backset. The lock has a keypad on both sides both with a free turning handle until the correct code is entered. This helps against misuse. The BL 4442 is coated in a special black finish called MG pro which has been salt spray tested to over 1000 hours. All units will be suitable for doors up to 80mm.
