L-FRA100 STC Sound Rated Vision Lite Kit Pack with 1/4″ Clear Laminated Safety Glass Floor Closers 4 mm] square heat-treated spindle

4 mm] square heat-treated spindle is part of escutcheon assembly

Either lever operates latchbolt (except when outside lever is locked by key from either side)

QDC311: Tri-pack arm (non-handed)

Total Projection: 4-1/8" (105mm)

L-FRA100 STC Sound Rated Vision Lite Kit Pack with 1/4″ Clear Laminated Safety Glass Floor Closers 4 mm] square heat-treated spindleNational Guard Products L FRA100 STC (STC 35) Sound Rated Low Profile Lite Kit for 1 3 4" Thick Doors with Laminated Glass and Glazing Tape ACOUSTICAL TESTED to ASTM E90 Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements, and ASTM E2235 Standard Test Method for Determination of Decay Rates for use in Sound Insulation Test Methods. Refer to information on pages G8 thru G10 of the NGP