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
Pixel D15 Vertax Battery Grip for Nikon D7100 Digital Cameras replaces MB-D15 | eBay
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
Vello BG-N11 Battery Grip for Nikon D7100 & D7200 BG-N11 B&H
Free Shipping Jupio Battery Grip for Nikon D7100 / D7200 (MB-D15) | Photography - VL Camera Photographic Store