This two shoe flywheel upgrade was designed to be used with the RB Innovations Supercharger. Dual drive belt grooves allow this flywheel to be used on many different engines and vehicles. It is machined from billet aluminum to exacting specifications. These flywheels are balanced and run true. This flywheel can be used with the following vehicles: T-Maxx 2.5 /3.3 T-Maxx .21 Drop-in Rustler 2.5 /3.3 Revo 3.3
