Marks USA - 130S - Classroom Single-Cylinder Deadbolt - Anti Microbial Finish - 2 3/4" Backset - 32D - Satin Stainless Steel - Entrance - 2" Doors - Grade 1 Rekeying it always measures in the

it always measures in the 1 step

and backup mechanical key

With the specially designed large size sensors

1 – T-NINJA 1000 Tablet

Marks USA - 130S - Classroom Single-Cylinder Deadbolt - Anti Microbial Finish - 2 3/4" Backset - 32D - Satin Stainless Steel - Entrance - 2" Doors - Grade 1 Rekeying it always measures in theMarks USA Cylindrical Locksets are designed for use in situations where durability is the deciding factor. Our cylindrical lock chassis are all constructed with cast retractors on bronze roller bearings. This strong, durable component gives our cylindrical sets the ability to last millions of cycles and is available in knob and lever sets. The Marks USA Survivor leverset has a unique "clutch" mechanism that radically reduces the wear and abuse that