4642-3971 Cylinder for LCN 4640 Series Auto-Equalizer Best 45H Series Mortise Locks w/ Sectional Lever Trim it not only meets accessibility

it not only meets accessibility standards but also facilitates insulation between rooms while ensuring a seamless and fire-rated transition between different floor surfaces

271A: A - Mill Finish Aluminum

Projection: 2-3/4″

The SC70 Series closers are ANSI Grade 1

rim cylinders

4642-3971 Cylinder for LCN 4640 Series Auto-Equalizer Best 45H Series Mortise Locks w/ Sectional Lever Trim it not only meets accessibilityLCN 4642 3971 689 Cylinder Only, Aluminum Finish Standard, non handed, cast iron cylinder assembly for 4640 Series Adjustable from size 2 through size 5 (shipped set to size 3) For exterior doors 36" 42" and interior doors 36" 54"