Offset Sprocket Wide Tires 18T

This Special Chrome Plated 18 Tooth Sprocket is Designed for Use on 3 Tab Coaster Brake Hubs (as Well as Most Internally Geared Coaster Hubs Such as Shimano Nexus) When You Need Extra Clearance to Run a Wider Tire; Provides an Additional 1/2" Offset Compared to a Standard Sprocket; 4 Less Teeth and Slightly Smaller O.D. Version of Our Popular 22T Sprocket Provides a Little More Torque When Pedalling. Includes Snap Ring.