<p><b>Specification</b></p> <p>Color: Titanium</p> <p>Material: Aluminum Alloy </p> <p>Hex Dimension: Hex 12mm</p> <p>Thickness:6mm</p> <p>Axle Hole Diameter:4mm</p> <p>Axle thread: M4</p> <p></p> <p><b>PACKAGE INCLUDE:</b></p> <p>4x wheel adapters</p> <p>4x M4 Locknuts</p> <p>4x Pins</p>