Bicycle headset front fork spacers Material and durability Made of aluminum alloy for strong, durable spacers Corrosionresistant construction to withstand riding conditions Finish and precision Black color with oxidation resistance that does not fade Manufactured with tight tolerances for reliable performance Size options and adjustability Available in multiple thickness options to achieve the desired headset height Small increments allow precise height adjustments for finetuning Compatibility Suitable for most road and mountain bicycles Designed to fit standard headset assemblies and stack configurations Performance and benefits Helps set the correct handlebar height for comfort and control Lightweight yet sturdy, maintaining stiffness and alignment Installation guidance Easy to install by stacking spacers to reach the preferred height Use with existing headset spacers and components to achieve the desired setup Use scenarios build or headset replacement: dial in a comfortable reach and riding position Bike sharing or multiple riders: quickly adjust height for different riders Ride condition changes or accessory updates: finetune height after stem or handlebar changes