Camera Risers (R3, R6, R12), available in 4-inch, 6.5-inch and 12.5-inch, extend the standard Mitchell mount on the Dolly or accessories to different heights. Risers increase the Dolly's maximum lift elevation. Manufactured from high-grade aluminum alloy, these Risers have a standard Mitchell mount that attaches to all J.L. Fisher Dollies and Mitchell mount products.