RC enthusiasts, listen up! This is a genuine INTEGY CNC-machined aluminum pinion gear, specially designed for the HPI Ken Block WR8 Flux model. It's a 17-tooth (17T) gear made from high-quality aluminum for excellent durability and smooth performance. If you're looking to replace a worn gear, upgrade from stock, or fine-tune your gear ratio, this is a top-tier choice. The precision machining ensures a perfect fit and reliable power transfer. It's brand new in original packaging, easy to install yourself. INTEGY is known for premium RC parts, and this pinion is no exception – preferred by hobbyists who want both performance and longevity. Keep your WR8 running strong and ready for action. Always double-check compatibility with your specific model before ordering. Gear up and drive on!