T-Works BD10 6mm bearing wheel hub axle
From T-Works for the Yokomo BD10, is this 6mm bearing wheel hub axle set. Available in standard and +1mm offset they help improve traction by joining the wheel hub directly to the wheel axle. This setup requires a smaller bearing on the outside on the wheel hub to accommodate the new axle. The set includes the hubs, spacers, bearings and all parts to convert two axles.
Source: T-Works [rc-tworks.com]