- Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity
- Compatible with standard HG style freehub bodies
- Ultra-wide ratio with consistent progression
- Cogs pinned to lightweight spiders
- FH CASS BOX TWO PRIME 9 11-50 BK 9s
Gears: 9sp
Cogs: 11-13-15-18-22-28-34-42-50
Color: Black
