This is the Pro Line 6x30 to 14mm hex adapters for the 6x30 2.8" wheels. Do you want to upgrade your Raid 6x30 Removable Hex Wheels to the ARRMA specific 14mm hex size? Then you came to the right place! This pack contains a set of 4 of the 14mm hexes (ARRMA Granite 3S 4x4 & Senton 3S 4x4) made from high-strength, durable DuPont black nylon material for your 6x30 2.8" wheels. These Hex Adapters are proudly Made in the USA.