Compatibility: Compatible with RedCat 1/10 RC Car. Compatible with HSP VX 1/10 Nitro Engines, including VX 16, VX 18, and SH 21 models for reliable performance.
Material: Made from metal for long-lasting use, reducing wear and extending the life of your RC engine.
Standard Size: 12mm hex nut design provides a precise fit for many 1/10 RC nitro buggies, trucks, and cars.
One-Way Function: Ensures proper engine rotation for pull-start systems, preventing backward movement and starter damage.
Smooth Engagement: Delivers smooth and efficient starting for your nitro engine, improving overall running consistency.