Kyosho Optima Universal Swing Driveshafts (2)

Kyosho Optima Universal Swing Shafts. These optional swing shafts are great for improving drivetrain efficiency in the Kyosho Optima by adding 2mm to each swing shaft. These will also optionally work with the Kyosho Ultima by changing the position of the included collar. Package includes two swing shafts and two collars.