This Schumacher Racing Products factory replacement ball bearing set covers the 6x12x4mm metric size and is sold as a pair. Both bearings feature a sealed design to help keep out dirt and debris during use. Designed for Schumacher 1:10 platform vehicles, these are a direct drop-in replacement for worn or damaged bearings. Features: 6x12x4mm metric sizing Sealed design for debris protection Sold as a pair Metal construction 7/7/26 cs