These Schumacher Racing Products differential shims measure 10x12x0.2mm and are sold in a pack of 8. They are used to set differential preload and take up play in the gearbox across a wide range of Schumacher 1:10 platforms. Having spares on hand is practical since shims are frequently replaced during differential rebuilds and tuning sessions. Features: 10x12x0.2mm dimensions for precise differential shimming Pack of 8 shims Designed for Schumacher 1:10 drivetrain assemblies Factory replacement part from Schumacher Racing Products 7/7/26 cs