Can be used as a shim to drop down an overhead holder for possible installation conflicts or as jamb bracket filler plate to fill in old concealed preps in frame heads.
- 4000JF - 4000, 4400 & 3300A Series ( thick)
- 9000JF - 1000, 1000A, 8000, 9000 & 9000A Series (1/4” thick)