Brand Name: GTB Origin: China Tool Supplies: GTBRacing Material: 7075-T6 Upgrade Parts/Accessories: Traxxas Xmaxx 6S 8S RC Parts & Accs: Traxxas Xmaxx 6S 8S Remote Control Peripherals/Devices: Traxxas Xmaxx 6S 8S GTB Racing CNC Aluminum 7075-T6 Front Rear C Hub Set for 1/5 RC Car Traxxas XMaxx X-Maxx 6S 8S Upgrade PartFront Spindle with Rear Wheel Hub Bearing enlarge size as below photo:20*32*7mm15*24*5mm