Vello BG-N11 Battery Grip for Nikon D7100 & D7200 BG-N11 B&H
Nikon MB-D15 Multi Power Battery Grip for D7100 D7200 4960759137029 | eBay
Vello BG-N11 Battery Grip for Nikon D7100 & D7200 BG-N11 B&H
Amazon.com : Neewer Vertical Battery Grip Replacement for MB-D15 Works with EN-EL15 Battery or 6 Pieces AA Batteries for Nikon D7100 D7200 Digital SLR Camera : Electronics
Jupioshop. Battery Grip for Nikon D7100 / D7200 (MB-D15)
Amazon.com : Nikon MB-D15 Grip Multi Battery Power Pack for D7200 and D7100 Digital SLR Cameras : Electronics