The 48P Ultra Lightweight Aluminum Pinion Gear features a thin cut design and has a tooth count of 31T. This pinion gear is crafted from lightweight aluminum, making it an ideal choice for enhancing the performance of various RC models by reducing rotational mass. With its fine machining and durable material, it ensures efficient power transfer and smooth operation, contributing to the overall performance of your model. This component is a great addition for hobbyists looking to upgrade their drive systems for better speed and handling.