Traxxas 6856X Blue-Anodized Aluminum 17mm Hex Adapters (set of 4) : Toys & Games
Amazon.com: Traxxas 5853X Blue-Anodized Aluminum 17mm Wheel Hub adapters, (set of 4) : Toys & Games
ST Racing Concepts ST3654-17GM CNC Machined Aluminum 17mm Hex Conversion Kit for Traxxas Slash, Stampede, Rustler and Bandit (Gun Metal) : Toys & Games