For model builders focused on dependable drivetrain behaviour, the XRAY 305929 Narrow Pinion Gear provides a lightweight alternative. Made from aircraft duraluminum, it is 1.5mm narrower and around 25 percent lighter than standard pinions, lowering rotational inertia.
Produced on a custom precision gear machine, this pinion delivers consistent concentricity and tight tolerances. The chamfered tooth profiles and a careful run-in sequence boost engagement quality, while the hardcoat surface treatment helps resist wear.
The slim profile meshes well with many spur gears and pairs particularly effectively with XRAY spur gears to help reduce throttle buzz and deliver smoother acceleration feel in everyday use.
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