Geo. - No this one isnt part of the guard at all...the trigger guard on this one does the 1/2 turn thing on the trigger tang but the screw I need is the one to secure the trigger tang to the receiver...I've posted a pic of the screw I'm referencing (circled in green).

[img]http://s1128.photobucket.com/user/jrz_dad/media/hartfordArms-shotgun8_zps921e8a4f.jpg.html[/img]