The JAZRIDER JR-TRX426 Brass Counterweight Wheel Steering Block Knuckle Axle is aimed at modders who want a sensible weight upgrade for their Traxxas TRX-4. It brings extra mass to the wheel area to make the truck more planted on rough ground.
Positioning brass low on the axle helps lower the centre of gravity and reduces the tendency to roll on sidehill or steep climbs. That added ballast helps the vehicle track cleaner over obstacles.
The knuckle's solid profile keeps the steering block from flexing under load, which improves consistency when steering through tight rock gardens or narrow sections.
Built for the Traxxas TRX-4, this brass knuckle generally fits without major rework. The install is well suited to hobbyists who want a fast, effective upgrade.
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