Get your street game up with the Ace AF1 Low. The all-new ACE AF1 Low features a lower height and hollow kingpin with game-changing performance without deviating from original ACE geometry. The AF1 is carefully manufactured using a proprietary casting process. Years in development, the AF1 has a 70% increase in the aluminum’s structural integrity, making it the strongest cast truck on the market. The sizing on the 44 thru 77 models were updated for a better fit across multiple board widths. Specifically manufactured for precision turning, easy flow and smooth grinding.