Marks USA - 280N - 80 LINE Commercial Knob Set - 2 3/4" Backset - 32D - Satin Stainless Steel - Passage - Grade 1 Universal Key Blade This is a LockeyUSA M220

This is a LockeyUSA M220 narrow-stile

HDCVI devices provide the same resolution as most IP network camera systems using existing RG-59

Model: TWB1G767

Static strength 1300 lbs Dynamic strength 70 ft-lbs

Marks USA - 280N - 80 LINE Commercial Knob Set - 2 3/4" Backset - 32D - Satin Stainless Steel - Passage - Grade 1 Universal Key Blade This is a LockeyUSA M220Marks USA 80 LINE 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 More Details Below Function Passage Backset 2 3 4" Latch 1 1 8" x 2 1 4" Knobs 2 3 16" dia. (280) ball Roses Adjustable both sides; Steel reinforced 2*3 4"