RFX Pro 2 Rear Axle Adjuster Blocks Chain tensionerRef : RFX01254A / 1125082001

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.

• Material: CNC machined 7075 aluminum for a good balance of stiffness/weight.
• Finish: blue anodization and laser-engraved RFX logo.
• Design: CAD profile and tight tolerances for a precise fit on the swingarm.
• Adjustment: graduated scale on both sides to control the alignment of the rear wheel.
• Packaging: sold in pairs, blue color.

Compatibility and usage

• Suitable for Cross and enduro motorcycles (check compatibility by model).
• Examples: HUSQVARNA FE 501 (2023), FE 450 (2023), FE 350 (2023).

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).