- Independent lever support springs (lever sets only)
- Lifetime Mechanical Warranty
- Full range of architectural finishes available
- Thru-bolted, screw-less trim with totally concealed screws
- Available in 4 functions: Passage, Privacy, Dummy, Communicating Doors
Marks USA Tubular Locksets are available with the same trim as supplied on our mortise locks designs. These sets feature heavy duty solid brass or stainless steel trims that feel substantial and comfortable to the hand. All of our knobs and levers are permanently attached to roses at the factory, so there are no annoying set screws to loosen and fall out. Rose designs are offered in round and square shapes, with all mounting screws concealed.
- BUY AMERICAN
- Marks USA has made compliance with the Buy American Act (BAA) and American Recovery & Reinvestment Act (ARRA) easy. Marks USA is an American manufacturer of quality door hardware products with manufacturing facilities in Amityville, NY. Marks USA is an American brand trusted throughout the door hardware industry.
333 Bayview Avenue, Amityville, NY 11701 • (631) 842-9400
Copyright 2021, Napco Security Technologies, Inc. All rights reserved