This Corbin Russwin Quik-Install Mounting Bracket is used on all of the 100, 110, 120, 2800, 2810, 2820, DC2200, DC2400, DC2600, DC3200 and DC6200 Door Closers.
Bracket size: 1-3/4" (44mm) (vertical) x 6" (152mm) (horizontal) Hole spacing: 1" (25mm) (vertical) x 4-5/16" (110mm) (horizontal)
Heavy duty knob set. Replaces the Corbin #1419 with #32 spindle. Outside knob is pinned to spindle and inside knob is held by two 5/16" case hardened set screws. Spindle is on 3/8" diameter center on outside half and inside spindle is threaded 3/8-20