The Kamerar GearBox GB-3 Video Cage is a combination of the GearBox GB-2 with GB-R 15mm Rod Adapter and GB-T Top Handle. The GearBox 2 Accessory Cage is designed for small cameras and DSLRs, and provides multiple mounting points for various accessories. With the 15mm Rod Adapter, you can add 15mm accessories to your setup, such as a follow focus. The GB-T Top Handle is a suitable add-on for low angle shots, and can be used while transporting your GearBox. The GB-T Top Handle is foam padded and the height can be adjusted via the vertical bracket. You can easily mount the GB-T in either forward or reverse orientation, depending on your personal preference.