26D Satin Chrome ← Back Cylindrical Knobset ANSI Grade 2 UL knobset 6-pin Schlage SC1 keyway Specify 2⅜″ or 2¾″ (60-70mm) backset Fits doors 1⅜″ – 1¾″ (35-45mm) thick GT101 Passage GT102 Privacy GT107 Entry GT105 Storeroom GT108 Classroom GT100 Dummy