box-one-quantum-drivers
box-one-quantum-drivers, Each Quantum driver is a complete, one-piece Chromoly driver supported by three large roller bearings. Inside the driver is six pawls, each with two teeth that engage a 60-tooth ratchet ring, which means the hub has just 6 degrees of engagement. Please note, these drivers are designed only for use with Quantums and are not compatible with other hubs.