NavPod SystemPod Pre-Cut for Garmin GPSMAP 7407/7407xsv/7607/7607xsv/720/721 /740/740s/741/721xs/ echoMAP 70s/70dv on the right *AND* extra space on the left for 12" wide guard - Trionics
Amazon.com : NavPod GP1511 SystemPod Pre-Cut for Garmin GPSMAP 7407/7407xsv/7607/7607xsv/720/721/740/740s/741/721xs/ echoMAP 70s/70dv and 1 inst. (3.6" Hole) for 9.5" Wide Guard : Sports & Outdoors
NavPod SystemPod Pre-Cut for Garmin GPSMAP 7407/7407xsv/7607/7607xsv/720/721 /740/740s/741/721xs/ echoMAP 70s/70dv in the center *AND* 2 additional instruments (3.6" holes; one on each side) 9.5" wide guard - Trionics
Garmin GPSMAP 741xs unboxing & first looks | Marine-Review
Garmin Hard Protective Face Sun Cover for GPSMAP 721/xs 741/xs & echoMAP 70s/dv | eBay