The all-new ACE AF1 features game-changing performance without deviating from their original Ace geometry. The AF1 is carefully manufactured using Ace's proprietary casting process. Years in development, the ACE AF1 has a 70% increase in the aluminum’s structural integrity, making it the strongest cast truck on the market. Ace has updated the sizing on the 44 thru 77 models for a better fit across multiple board widths. The Ace AF1, tomorrow’s technology today!