This is a replacement Kyosho Setting Clutch Cam Set, and is intended for use with the Kyosho Mini-Z Optima and Lazer ZX-5 buggies. These clutch cams allow you to tune the power delivery of the motor. By clipping off the knobs you will allow more slip, clip less knobs will provide less slip.
Royal mail at £3.50, or Express at £6.95.
Full details at checkout.
Some items cannot be sent via Royal Mail due to their restrictions.