High-performance piston engineered for airsoft AEGs demanding reliability and durability. Features three steel teeth that withstand repeated engagement with the sector gear, reducing wear and extending component lifespan. The robust construction handles high-stress gameplay without compromising efficiency. Ideal for upgrading stock gearboxes or maintaining peak performance in heavily-used replicas. Compatible with standard V2 and V3 gearboxes. Install as part of a complete tune-up for optimal results.