This third-party battery grip for Nikon Z6/Z7 cameras has a shutter button - Nikon Rumors
PLNMBN10 L-Bracket for Nikon Z6, Z7, Z6 II, and Z7 II | ProMediaGear
Nikon MB-N11 vertical grip – Tom Bol Photography, LLC
Nikon MB-N11 battery grip for Z6II and Z7II now in stock - Nikon Rumors
Vertical Battery Grip Holder for Nikon Z5 Z6 Z7 II replace MB-N10 EN-EL15 EL15B 602191715635 | eBay
Amazon.com : Vello BG-N21 Battery Grip for Nikon Z 5, Z 6, Z 6 II, Z 7, and Z 7 II Mirrorless Camera : Electronics
Battery Holder Vertical Grip for Nikon Z5 Z6 Z7 II Z6II Z7II Camera for 2pcs EN EL15 EN EL15A EN EL15B replace MB N10 EL15 EL15B|Battery Grips| - AliExpress
Amazon.com : Battery Grip for Nikon Z6-Z7 : Electronics