There is a special option for rim cylinders over 3" in length, XB04-618.
Conventional rim cylinders 20-021 or 20-022 and Primus rim cylinder 20-710 can be order with the XB04-618 option for doors over 3" thick. Insure device/ trim thickness is included in
addition to door thickness. Include total door thickness in 1/8" increments when ordering.
For example: 20-021 XB04-618 3.5"
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