Kirk BL-D7100N L-Bracket for Nikon D7100/D7200 at Acephoto.net
QR11 Universal L-bracket system
Amazon.com : Fotopro L Bracket Quick Release Plate Vertical Horizontal Switching L Type QR for Canon Nikon Sony Tripod Monopod Stabilizer Hydraulic Head Camera Universal : Electronics
Quick Release Plate L Bracket L-Bracket Camera Grip For Nikon D7100 D7200 Camera | eBay