Introducing the Castle Creations 48P Pinion Gear featuring a 5mm Bore for enhanced durability. Tailor-made for 1/10 scale vehicles, this 48P pinion gear is expertly crafted from carbon steel, providing exceptional strength. Meticulously CNC machined and treated with a high-wear case-hardened finish, it offers a premium pinion choice that’s second to none in quality. Each package contains a single pinion gear accompanied by a set screw for your convenience.