Marks Lock For Security Door

Marks usa is well known for their standard product line in the locksmith distributor trade and contract hardware markets.
Marks lock for security door. A key that fits into the cylinder that does not work with the lock. We were able to have the key matched with all our other keys. Marks lock 21 brass series unilock 21ac mortise lock for security door and storm door right handed 4 0 out of 5 stars 3. Marks usa has been making mortise locks for over 30 years.
To further increase the business volume for their customers marks usa has expanded their product line. Usually ships within 6 to 10 days. New key on old cylinder or old key on new. Putting key 1 2 way into cylinder and turning.
Our nova series mortise locks exceed 6 million cycles of continuous use. Replaced skeleton key front lock by medamo. Marks key below security doors locks 1. Marks usa mortise locks are engineered to provide years of maintenance free performance.
We recently restored a 100 year old front door. This unit fit with a little bit of work with a razor sharp chisel. Marks hardware 91a rh mortise lock right hand. They are proud to introduce the triple play of locksets panic devices and door closers.