SPANK’s HEX DRIVE 102T technology delivers 3.5° engagement, for almost instant pickup. 6 independent pawls with 3 steps per pawl, work in unison, meaning 18 engagement points per click. Unique flange design reduces dish requirement and minimizes tension range between drive side and non-drive side spokes. Advanced seal system improves prevention of bearing/drive system contamination and they’re available in multiple colors!