This JAZRIDER replacement horn is an alloy servo saver designed for HPI Bullet scale models. It functions as the mechanical interface between the servo horn and the linkage, taking shock load from abrupt steering inputs or impacts to reduce stress on the servo gears.
The orange-anodized alloy provides a stiffer, wear-resistant contact surface compared with stock plastic pieces while keeping the component lightweight for RC-scale installations. The part is intended as a direct replacement on Bullet 3.0 MT and ST nitro chassis where the original servo saver horn is worn or when a firmer steering feel is required.
Installation is straightforward: remove the servo horn retaining hardware, swap the original horn for this alloy saver, check centring and servo travel, then re-tighten to the recommended torque for your model's hardware. Minor trim or linkage adjustment may be needed to restore neutral steering position after replacement. Use this part as part of routine maintenance or when tuning steering responsiveness.
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