TNT Pro Cassette Hubs are designed after the original Derringer & Revolver models. The unique body style is manufactured from CNC machined 6061-T6 aluminum with 3/8″ solid chromoly axles, aluminum hardware and precision sealed bearings. The Shimano compatible chromoly driver has a multi-splined 3 pawl engagement system for practically instant engagement.

• TNT Pro Cassette Hubs are designed after the original Derringer & Revolver models. The unique body style is manufactured from CNC machined 6061-T6 aluminum with 3/8‚Ä≥ solid chromoly axles, aluminum hardware and precision sealed bearings. The Shimano compatible chromoly driver has a multi-splined 3 pawl engagement system for practically instant engagement.