AXB Chain Adjuster – Black – BMW

• Unique, innovative axle block
• Special bolt enables axle adjustment in both directions
• High-precision chain adjustment
• Precise positioning by graded-scale
• By applying the scale, you can compensate serial tolerances
• Stays in swing arm during rear wheel installation
• Braces axle against compressive and tensile load
• Easier rear wheel installation
• Works with the OEM axle nut.