The Dana Dolly Center Support with Felt Tabs is a support accessory for your track when using heavy cameras or long track runs. This can support a weight capacity of up to 70 pounds. At the bottom, this utilizes a TVMP adapter that can be mounted on a stand with a 5/8″ baby stud.It is made from lightweight 6061 aluminum that has been powder coated for protection from corrosion and to lower reflections from lights that could affect your shot. Felt tabs sit atop the support to cushion your track and prevent metal-to-metal contact.