Re: D3100 battery grip to use on d3200?: Nikon DX SLR (D40-D90, D3000-D7500) Talk Forum: Digital Photography Review
Choosing an Entry-Level Nikon DSLR Camera
Amazon.com : Phottix Battery Grip BG-D3100 for Nikon D3100 and D3200 : Digital Camera Battery Grips : Electronics
NIKON D3200 24MP WITH 18-105MM VR LENS AND MORE - photo/video - by owner - electronics sale - craigslist
Neewer Professional Vertical Battery Grip Replacement for Nikon D3100/D3200/ D3300/D5300 SLR Digital Camera, Works with 1 or 2 Pieces EN-EL14 Batteries