This is a set of 6x30 to 17mm Hex Adapters. Do you want to upgrade your Raid 6x30 2.8" Removable Hex Wheels to 17mm Hex size? You came to the right place! This pack contains a full car set of 17mm Hexes for your 6x30 2.8" wheels that will fit your 17mm hex conversion trucks and the PRO-MT 4x4 / PRO-Fusion SC 4x4. These hexes are made from High-strength, Durable DuPont Black Nylon Material and are built to take a beating.