
Manufacturer reference: FXAB5020099BL. RFX Pro chain tensioners, specially designed for Cross practice. CNC machined from aerospace-grade 7075 aluminum, these axle blocks are sold in pairs and anodized blue for a polished look that integrates with the original style of modern machines.
Compatibility and usage
Installation tips: replace the blocks on a stand, clean the swingarm, lubricate the axle and spacers, position the tensioners, and use the scale to adjust the tension and alignment of the chain. Follow the manufacturer's torque specifications and procedures, and use red thread locker if necessary for axle retentions (KTM).




