12pcs Bike Headset Spacer Set 1-1/8 Inch , 28.6mm Aluminium Alloy Bicycle Stem Spacers In 2mm, 3mm, 5mm, 10mm, Lightweight Mtb Road Bike Head Tube Spacers for Height Adjustment And Handlebar Setup

• Multiple Sizes for Custom Fit:Includes 12 headset spacers: 3×2mm, 3×3mm, 3×5mm, and 3×10mm. This range of thicknesses allows precise height adjustments of your bicycle’s handlebar for a more comfortable and tailored ride setup.
• Standard 1-1/8 Inch Fitment:These spacers feature a 28.6mm inner diameter and are compatible with 1-1/8 inch (28.6mm) steerer tubes. Ideal for MTB, road bikes, hybrid bicycles with threadless headsets and standard front forks.
• Premium Machined Aluminium:Crafted from high-quality aluminium alloy with anodized surface and precision-cut edges for a clean finish, these spacers are corrosion-resistant, lightweight, and built to withstand demanding ride conditions.
• Lightweight and Performance-Oriented:With a total weight of only 60g, this full set of headset spacers offers a lightweight solution without compromising strength, helping you fine-tune your bike's front-end geometry without added bulk.
• Easy Installation for DIY Riders:Quick to install and remove, making it perfect for riders who like to experiment with handlebar height or change setups regularly. A must-have accessory for cyclists who demand performance and adjustability.

Achieve the perfect fit and comfort for your cycling style with this versatile 12-piece bike headset spacer set, designed for 1-1/8 inch threadless headsets. Whether you're tuning your mountain bike, road bike,hybrid setup, these lightweight aluminium spacers provide the precision and durability needed for optimal handlebar height adjustment.Compatible with 28.6mm Steerer TubesEach spacer in this set features a 28.6mm inner diameter and a 34mm outer diameter, making them compatible with standard 1-1/8 inch headset systems found on most modern bikes. These spacers can be stacked in different combinations to adjust your stem height, improving ride ergonomics and control.CNC-Machined Aluminium for DurabilityEach spacer is precisely cut using CNC technology for a clean, burr-free finish. Made from anodized aluminium alloy, these spacers are lightweight yet highly durable, resistant to weather and corrosion. The surface is smooth and well-polished, adding a professional finish to your cockpit setup.Optimised for Performance CyclingTotaling just 27 grams in weight, this full set of spacers is perfect for performance-focused riders who want to maintain a lightweight build while gaining fine-tuned control over riding posture. Whether you're racing or commuting, handlebar height adjustment can make a significant difference in comfort and efficiency.Ideal for DIY Upgrades or RepairsInstallation is simple and tool-free when adjusting stem height—just slide onto your steerer tube as needed. Whether you're replacing existing spacers or building a custom cockpit setup from scratch, this set is a reliable choice for home mechanics and serious riders alike.