RFX Pro 2 Rear Axle Adjuster Blocks (Blue) Chain tensionerRef : RFX00037A / 1110479001

RFX Pro Chain Tensioners (Blue) — Husqvarna TC85
Manufacturer part number: FXAB7050099BU

Designed for demanding motocross riders, these RFX Pro chain tensioners replace your original axle blocks for easier adjustment and precise rear wheel alignment. CNC machined from high-quality 7075 aerospace aluminum, they are lightweight, anodized blue for a durable finish, and laser-engraved with the RFX logo for a polished look on the swingarm.

Main Features

• Packaging: sold in pairs
• Material: CNC machined 7075 aluminum
• Color: anodized blue
• CAD-optimized profile for lightweight and tight tolerances for better fit
• Axle support designed to hold one side and allow tightening with a single wrench

Compatibility

• Husqvarna TC 85 STD WHEELS 17/14 (2023–2024)
• Husqvarna TC 85 BIG WHEELS 19/16 (2024)

Simple replacement: position the new blocks on the swingarm, reinstall the axle, and adjust the chain tension according to the manufacturer's manual, then tighten the axle nut to the recommended torque. Ideal for motocross enthusiasts who want a polished original look and quick adjustments before heading out or racing.