Today only: big sale on Vello battery grips for Nikon D7100, D7200, D500, D610 D750, D800 - Nikon Rumors
Battery Grip MB-D12H for Nikon D810 D800 D800E D810A Camera Grip MB-D12 Work with EN-EL15 or AA Battery Remote Control - AliExpress
Battery Grip Bundle F/ Nikon D800, D810: Includes MB-D12 Replacement Grip, 2-Pk EN-EL15 Long-Life Batteries, Charger, More - Walmart.com
Professional Nikon D800 Complete Set with 35-70,Lens, Battery Grip, CF Cards, Charger, 3x Batteries, Low Shutter Count, 1 Owner for Sale in Los Angeles, CA - OfferUp
Open Box OEM Nikon MB-D12 Battery Grip for D800/D800E/D810/D810A — Legacy Photo Lab
Nikon D800 Body Two-Piece Design L-Bracket Arca-Swiss Type by ProMediaGear
Used Genuine OEM Nikon MB-D12 Battery Grip for D800/D800E/D810/D810A in 'Excellent' condition
Amazon.com : DSTE Replacement for Pro IR Remote MB-D12 Vertical Battery Grip + 2X EN-EL15 Compatible Nikon D800 D810 D800E D800S D810A SLR Digital Camera : Electronics
Pixel Vertical Grip For The Nikon D800 by Filmtools - ProVideo Coalition