Precision Chain Adjusters by Bonamici

Bonamici Racing precision chain adjusters are made in Italy and are specifically designed to give you quick and accurate adjustments. Accurately adjust your chain, and ensure your chain is straight and tight. A proper adjustment will greatly increase the life of chain, sprocket and tires. Accurately adjusting your chain avoids any unnecessary drag and power loss.

Made of Ergal aluminum, machined from a solid block with CNC technology, the Bonamici Racing chain adjuster is robust and effective, with the use of quality bearings to completely eliminate friction. The adjustable micro-metric system, allows for perfect adjustments every time.

This rearset also features a rear brake caliper support as part of the adjustment arm to ensure the correct positioning of the rear brake caliper during adjustment and wheel changes.  This will both simplify maintenance and prevent unwanted movement.

• Lightweight
• Race inspired design
• Quick rear tire swaps and adjustments
• Precision click accuracy
• Sold as a pair
• Integrated caliper support