These bore reducer rings are constructed from stamped steel and come plated in brass. They allow 1-1/2 inch and 1-3/8 inch lock cylinders to fit into a 2-1/8 inch diameter bore. Comes with everything you need for a quick and easy installation.
Adaptor rings used to reduce the entry knob bore from a standard 2-1/8" to 1-1/2" or 1-1/8"
Steel material
Brass plated
3 piece set
These bore reducer rings are constructed from steel and come plated in brass. They allow 1-1/2" and 1-3/8" lock cylinders to fit into a 2-1/8" diameter bore. Comes with everything you need for a quick and easy installation.