The all-new Ace 33 AF-1 Truck offers a breakthrough performance without deviating from the original Ace geometry. Manufacturing process The AF-1 is manufactured using Ace\'s signature casting process for unmistakable quality. After years of development, Ace has increased the structure and strength by 70%, making the AF-1 the strongest cast truck on the market. In addition, the baseplate and hanger come with a real T6 heat treatment, which increases the strength considerably. Technical details With revised, patent-pending axle nuts, defective axle ends are a relic of the past. Durable, hand-cast 96a urethane pivot bushings provide better response, while the new sizes allow you to combine the AF-1 with more board sizes. The AF-1 by Ace - welcome to the future. FeaturesHeight 2.1\" / 53 mmFits boards from 7.75\" - 8.125\"Weight 13.5 oz / 380 grMade from high-quality AA 356.2 alloy with proprietary Ace casting methodT6 heat-treated baseplates and hangersSAE 4140 steel alloy axles, oversized to eliminate bearing flutterPatent-pending axle nuts for rethreading Durable, hand-cast 96a urethane pivot bushings for improved responseRefined suspension for a clean turnMachine-faced suspension ends for precise bearing contact