
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
Compatibility
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.