Optional One-Way Differential Set for the E10.
A one-way diff features unique bearings that allow the out drives to spin in only one direction. This allows the drive axles to turn the wheels to provide forward drive, but doesn't allow the wheels to brake.
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.
To see shipping costs simply add the item to your basket and choose your country from the drop down list on the view cart page.