The Panasonic BGG9 Battery Grip for the G9 Micro Four Thirds Camera - YouTube
How the Panasonic G9 has changed my photography –
Panasonic Lumix DC-G9 Battery Grip Replacement
Lumix G Experience: Get a grip – close up look at the G9's battery grip – COMMENTARY – UNITITLED.NET
Panasonic DMW-BG1 / BG1E Battery Grip for Lumix G9 II - UK Digital
Neewer Battery Grip Compatible with Panasonic Lumix G9 Camera Replacement for DMW-BGG9 with Shutter Release Focus Point Control Joystick Work with 1 DMW-BLF19E Li-ion Battery (Battery Not Included): Amazon.co.uk: Electronics & Photo
Amazon.com : Panasonic Authentic LUMIX G9 Vertical Battery Grip, with Shutter Release & Focus Point Control Joystick, Black (DMW-BGG9) : Electronics
Jupioshop. Battery Grip for Panasonic DC-G9 (DMW-BGG9)
New G9 news and size comparison (in Europe you get the battery grip for free) – 43 Rumors