2.86cm

Aluminum Alloy Construction: Made from aluminum alloy for lightweight yet sturdy performance in bike components. 1 headset cap + 1 set of accessories. Material:Aluminum alloy. Multiple Color Options: Available in various finishes including gold, and multi-color for personalized bike customization.

1 headset cap + 1 set of accessories. Aluminum Alloy Construction: Made from aluminum alloy for lightweight yet sturdy performance in bike components. Material:Aluminum alloy. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

1 headset cap + 1 set of accessories. Aluminum Alloy Construction: Made from aluminum alloy for lightweight yet sturdy performance in bike components. Material:Aluminum alloy. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.