Amazon.com : Neewer® Vertical Battery Grip for MB-D15 Works with EN-EL15 Battery or 6 Pieces AA Batteries for Nikon D7100 D7200 Digital SLR Camera : Electronics
Vello BG-N11 Battery Grip for Nikon D7100 & D7200 BG-N11 B&H
Nikon MB-D15 Multi-battery grip for Nikon D7100 digital SLR at Crutchfield
Pixel Battery grip D15
42nd Street Photo - Nikon 27096 - MB-D15 - Batteries, Chargers & Grips - Battery Grip For Nikon D7100 & D7200
Vertical Battery Grip for Nikon D7100 & D7200 (*) — Camera Center
Amazon.com: Green Extreme Multi Power Battery Grip (MB-D15 Replacement) for Nikon D7100 & D7200 DSLR Camera, Holds EN-EL15 Battery or 8 AA Batteries : Electronics