Strike Prep, 2 3/4" Door Strike Prep with lip @ standard location; ANSI A115.2, Door Strike Prep
The L-Series standard strike is the 10-072 and the available lip lengths are listed below.  7/8"  (Flat or straight lip) 1" 1 3/16" (Standard for 1 3/4" doors)  1 1/2" 1 3/4" 2" over 2" up...
There are two flat lip strike options: Specify XQ02-309 for a 10-013 strike - specify 7/8" Specify XQ07-351 for a 10-025 strike - specify 7/8"
Lip length refers to the dimension from the centerline of the strike screw holes to the edge of the lip.  See the attached as lip length depends on door handing and thickness, Extended Lip Str...
Lip length is calculated using the following formulas:
The minimum stile and rail dimensions with glass trim are as follow: Top Rail: 6 1/4" top of door to exposed glass or 5 1/2" top of door to cutout Center Rail: 6 1/2" exposed gla...
The SRT screw that is used for mounting the 1461 closer body is 1 3/8" long.Four screws are used to mount the closer body.