Package contains 12 bike handlebar spacers: 4 pieces each of 2mm, 5mm, and 10mm sizes, allowing various combinations to adjust handlebar height
Material: Spacers made of 6061 aluminum alloy, CNC finished. Lightweight, smooth surface, sturdy and durable
Features: Easy to install, corrosion-resistant, suitable for most bicycles
Size: Inner diameter of road bike stem spacer is 28.6mm, compatible with 28.6mm front fork of MTB, BMX, mountain, and road bikes
Multi-function: 3 different sizes to meet various needs