Upgrade your 1:8 RC vehicles with this set of 5 M1 pinions (11T, 12T, 13T, 14T, 15T). Made from durable metal, these pinions ensure smooth transmission and are ideal for brushless motors in Monster Trucks, Buggies, and Truggies. Designed for competitive performance and tough off-road use, they provide reliability and enhanced durability for your RC model. Perfect for enthusiasts looking to optimize their RC experience.